diff --git a/bin/exercise_test.ps1 b/bin/exercise_test.ps1
new file mode 100644
index 00000000..7a2bb33b
--- /dev/null
+++ b/bin/exercise_test.ps1
@@ -0,0 +1,19 @@
+$slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
+
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
+  Write-Output "Cobolcheck not found. Trying to fetch it."
+  & "${fetchCobolcheckPath}"
+}
+
+Write-Output "Run cobolcheck."
+Set-Location $PSScriptRoot
+
+Invoke-Expression "$cobolcheck -p $slug"
+Invoke-Expression "cobc -xj test.cob"
+
+if ($Lastexitcode -ne 0) {
+  exit $Lastexitcode
+}
diff --git a/bin/exercise_test.sh b/bin/exercise_test.sh
new file mode 100755
index 00000000..7b4a9da0
--- /dev/null
+++ b/bin/exercise_test.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
+SLUG=${1:-$(basename "${SCRIPT_DIR}")}
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
+
+if [ ! -f "${COBOLCHECK}" ]; then
+    echo "Cobolcheck not found, try to fetch it."
+    cd $SCRIPT_DIR/bin/
+    bash fetch-cobolcheck
+fi
+cd $SCRIPT_DIR
+$COBOLCHECK -p $SLUG
+
+# compile and run
+echo "COMPILE AND RUN TEST"
+cobc -xj test.cob
diff --git a/bin/fetch-cobolcheck b/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/bin/fetch-cobolcheck
+++ b/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/bin/fetch-cobolcheck.ps1 b/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/bin/fetch-cobolcheck.ps1
+++ b/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/bin/sync-fetch-cobolcheck-files b/bin/sync-exercise-files
similarity index 68%
rename from bin/sync-fetch-cobolcheck-files
rename to bin/sync-exercise-files
index 6400e009..64b9b571 100755
--- a/bin/sync-fetch-cobolcheck-files
+++ b/bin/sync-exercise-files
@@ -7,4 +7,6 @@ for test_dir in exercises/{concept,practice}/*; do
     for file in fetch-cobolcheck fetch-cobolcheck.ps1; do
         cp "bin/${file}" "${test_dir}/bin/${file}"
     done
+    cp "bin/exercise_test.sh" "${test_dir}/test.sh"
+    cp "bin/exercise_test.ps1" "${test_dir}/test.ps1"
 done
diff --git a/exercises/practice/acronym/bin/fetch-cobolcheck b/exercises/practice/acronym/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/acronym/bin/fetch-cobolcheck
+++ b/exercises/practice/acronym/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/acronym/bin/fetch-cobolcheck.ps1 b/exercises/practice/acronym/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/acronym/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/acronym/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/acronym/test.ps1 b/exercises/practice/acronym/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/acronym/test.ps1
+++ b/exercises/practice/acronym/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/acronym/test.sh b/exercises/practice/acronym/test.sh
old mode 100644
new mode 100755
index ed4a27a1..7b4a9da0
--- a/exercises/practice/acronym/test.sh
+++ b/exercises/practice/acronym/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/all-your-base/bin/fetch-cobolcheck b/exercises/practice/all-your-base/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/all-your-base/bin/fetch-cobolcheck
+++ b/exercises/practice/all-your-base/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/all-your-base/bin/fetch-cobolcheck.ps1 b/exercises/practice/all-your-base/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/all-your-base/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/all-your-base/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/all-your-base/test.ps1 b/exercises/practice/all-your-base/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/all-your-base/test.ps1
+++ b/exercises/practice/all-your-base/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/all-your-base/test.sh b/exercises/practice/all-your-base/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/all-your-base/test.sh
+++ b/exercises/practice/all-your-base/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/allergies/bin/fetch-cobolcheck b/exercises/practice/allergies/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/allergies/bin/fetch-cobolcheck
+++ b/exercises/practice/allergies/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/allergies/bin/fetch-cobolcheck.ps1 b/exercises/practice/allergies/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/allergies/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/allergies/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/allergies/test.ps1 b/exercises/practice/allergies/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/allergies/test.ps1
+++ b/exercises/practice/allergies/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/allergies/test.sh b/exercises/practice/allergies/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/allergies/test.sh
+++ b/exercises/practice/allergies/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/anagram/bin/fetch-cobolcheck b/exercises/practice/anagram/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/anagram/bin/fetch-cobolcheck
+++ b/exercises/practice/anagram/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/anagram/bin/fetch-cobolcheck.ps1 b/exercises/practice/anagram/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/anagram/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/anagram/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/anagram/test.ps1 b/exercises/practice/anagram/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/anagram/test.ps1
+++ b/exercises/practice/anagram/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/anagram/test.sh b/exercises/practice/anagram/test.sh
old mode 100644
new mode 100755
index ed4a27a1..7b4a9da0
--- a/exercises/practice/anagram/test.sh
+++ b/exercises/practice/anagram/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck b/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck
+++ b/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck.ps1 b/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/armstrong-numbers/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/armstrong-numbers/test.ps1 b/exercises/practice/armstrong-numbers/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/armstrong-numbers/test.ps1
+++ b/exercises/practice/armstrong-numbers/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/armstrong-numbers/test.sh b/exercises/practice/armstrong-numbers/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/armstrong-numbers/test.sh
+++ b/exercises/practice/armstrong-numbers/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/atbash-cipher/bin/fetch-cobolcheck b/exercises/practice/atbash-cipher/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/atbash-cipher/bin/fetch-cobolcheck
+++ b/exercises/practice/atbash-cipher/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/atbash-cipher/bin/fetch-cobolcheck.ps1 b/exercises/practice/atbash-cipher/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/atbash-cipher/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/atbash-cipher/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/atbash-cipher/test.ps1 b/exercises/practice/atbash-cipher/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/atbash-cipher/test.ps1
+++ b/exercises/practice/atbash-cipher/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/atbash-cipher/test.sh b/exercises/practice/atbash-cipher/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/atbash-cipher/test.sh
+++ b/exercises/practice/atbash-cipher/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/binary-search/bin/fetch-cobolcheck b/exercises/practice/binary-search/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/binary-search/bin/fetch-cobolcheck
+++ b/exercises/practice/binary-search/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/binary-search/bin/fetch-cobolcheck.ps1 b/exercises/practice/binary-search/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/binary-search/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/binary-search/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/binary-search/test.ps1 b/exercises/practice/binary-search/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/binary-search/test.ps1
+++ b/exercises/practice/binary-search/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/binary-search/test.sh b/exercises/practice/binary-search/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/binary-search/test.sh
+++ b/exercises/practice/binary-search/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/binary/bin/fetch-cobolcheck b/exercises/practice/binary/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/binary/bin/fetch-cobolcheck
+++ b/exercises/practice/binary/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/binary/bin/fetch-cobolcheck.ps1 b/exercises/practice/binary/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/binary/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/binary/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/binary/test.ps1 b/exercises/practice/binary/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/binary/test.ps1
+++ b/exercises/practice/binary/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/binary/test.sh b/exercises/practice/binary/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/binary/test.sh
+++ b/exercises/practice/binary/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/bob/bin/fetch-cobolcheck b/exercises/practice/bob/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/bob/bin/fetch-cobolcheck
+++ b/exercises/practice/bob/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/bob/bin/fetch-cobolcheck.ps1 b/exercises/practice/bob/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/bob/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/bob/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/bob/test.ps1 b/exercises/practice/bob/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/bob/test.ps1
+++ b/exercises/practice/bob/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/bob/test.sh b/exercises/practice/bob/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/bob/test.sh
+++ b/exercises/practice/bob/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/circular-buffer/bin/fetch-cobolcheck b/exercises/practice/circular-buffer/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/circular-buffer/bin/fetch-cobolcheck
+++ b/exercises/practice/circular-buffer/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/circular-buffer/bin/fetch-cobolcheck.ps1 b/exercises/practice/circular-buffer/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/circular-buffer/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/circular-buffer/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/circular-buffer/test.ps1 b/exercises/practice/circular-buffer/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/circular-buffer/test.ps1
+++ b/exercises/practice/circular-buffer/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/circular-buffer/test.sh b/exercises/practice/circular-buffer/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/circular-buffer/test.sh
+++ b/exercises/practice/circular-buffer/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck b/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck
+++ b/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck.ps1 b/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/collatz-conjecture/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/collatz-conjecture/test.ps1 b/exercises/practice/collatz-conjecture/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/collatz-conjecture/test.ps1
+++ b/exercises/practice/collatz-conjecture/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/collatz-conjecture/test.sh b/exercises/practice/collatz-conjecture/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/collatz-conjecture/test.sh
+++ b/exercises/practice/collatz-conjecture/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/complex-numbers/bin/fetch-cobolcheck b/exercises/practice/complex-numbers/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/complex-numbers/bin/fetch-cobolcheck
+++ b/exercises/practice/complex-numbers/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/complex-numbers/bin/fetch-cobolcheck.ps1 b/exercises/practice/complex-numbers/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/complex-numbers/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/complex-numbers/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/complex-numbers/test.ps1 b/exercises/practice/complex-numbers/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/complex-numbers/test.ps1
+++ b/exercises/practice/complex-numbers/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/complex-numbers/test.sh b/exercises/practice/complex-numbers/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/complex-numbers/test.sh
+++ b/exercises/practice/complex-numbers/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/darts/bin/fetch-cobolcheck b/exercises/practice/darts/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/darts/bin/fetch-cobolcheck
+++ b/exercises/practice/darts/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/darts/bin/fetch-cobolcheck.ps1 b/exercises/practice/darts/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/darts/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/darts/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/darts/test.ps1 b/exercises/practice/darts/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/darts/test.ps1
+++ b/exercises/practice/darts/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/darts/test.sh b/exercises/practice/darts/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/darts/test.sh
+++ b/exercises/practice/darts/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/diamond/bin/fetch-cobolcheck b/exercises/practice/diamond/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/diamond/bin/fetch-cobolcheck
+++ b/exercises/practice/diamond/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/diamond/bin/fetch-cobolcheck.ps1 b/exercises/practice/diamond/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/diamond/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/diamond/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/diamond/test.ps1 b/exercises/practice/diamond/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/diamond/test.ps1
+++ b/exercises/practice/diamond/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/diamond/test.sh b/exercises/practice/diamond/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/diamond/test.sh
+++ b/exercises/practice/diamond/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/difference-of-squares/bin/fetch-cobolcheck b/exercises/practice/difference-of-squares/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/difference-of-squares/bin/fetch-cobolcheck
+++ b/exercises/practice/difference-of-squares/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/difference-of-squares/bin/fetch-cobolcheck.ps1 b/exercises/practice/difference-of-squares/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/difference-of-squares/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/difference-of-squares/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/difference-of-squares/test.ps1 b/exercises/practice/difference-of-squares/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/difference-of-squares/test.ps1
+++ b/exercises/practice/difference-of-squares/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/difference-of-squares/test.sh b/exercises/practice/difference-of-squares/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/difference-of-squares/test.sh
+++ b/exercises/practice/difference-of-squares/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck b/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck
+++ b/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck.ps1 b/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/eliuds-eggs/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/eliuds-eggs/test.ps1 b/exercises/practice/eliuds-eggs/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/eliuds-eggs/test.ps1
+++ b/exercises/practice/eliuds-eggs/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/eliuds-eggs/test.sh b/exercises/practice/eliuds-eggs/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/eliuds-eggs/test.sh
+++ b/exercises/practice/eliuds-eggs/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/grade-school/bin/fetch-cobolcheck b/exercises/practice/grade-school/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/grade-school/bin/fetch-cobolcheck
+++ b/exercises/practice/grade-school/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/grade-school/bin/fetch-cobolcheck.ps1 b/exercises/practice/grade-school/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/grade-school/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/grade-school/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/grade-school/test.ps1 b/exercises/practice/grade-school/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/grade-school/test.ps1
+++ b/exercises/practice/grade-school/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/grade-school/test.sh b/exercises/practice/grade-school/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/grade-school/test.sh
+++ b/exercises/practice/grade-school/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/hamming/bin/fetch-cobolcheck b/exercises/practice/hamming/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/hamming/bin/fetch-cobolcheck
+++ b/exercises/practice/hamming/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/hamming/bin/fetch-cobolcheck.ps1 b/exercises/practice/hamming/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/hamming/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/hamming/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/hamming/test.ps1 b/exercises/practice/hamming/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/hamming/test.ps1
+++ b/exercises/practice/hamming/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/hamming/test.sh b/exercises/practice/hamming/test.sh
index 8bb4caa3..7b4a9da0 100755
--- a/exercises/practice/hamming/test.sh
+++ b/exercises/practice/hamming/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
@@ -18,4 +14,3 @@ $COBOLCHECK -p $SLUG
 # compile and run
 echo "COMPILE AND RUN TEST"
 cobc -xj test.cob
-
diff --git a/exercises/practice/hello-world/bin/fetch-cobolcheck b/exercises/practice/hello-world/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/hello-world/bin/fetch-cobolcheck
+++ b/exercises/practice/hello-world/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/hello-world/bin/fetch-cobolcheck.ps1 b/exercises/practice/hello-world/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/hello-world/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/hello-world/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/hello-world/test.ps1 b/exercises/practice/hello-world/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/hello-world/test.ps1
+++ b/exercises/practice/hello-world/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/hello-world/test.sh b/exercises/practice/hello-world/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/hello-world/test.sh
+++ b/exercises/practice/hello-world/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/high-scores/bin/fetch-cobolcheck b/exercises/practice/high-scores/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/high-scores/bin/fetch-cobolcheck
+++ b/exercises/practice/high-scores/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/high-scores/bin/fetch-cobolcheck.ps1 b/exercises/practice/high-scores/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/high-scores/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/high-scores/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/high-scores/test.ps1 b/exercises/practice/high-scores/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/high-scores/test.ps1
+++ b/exercises/practice/high-scores/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/high-scores/test.sh b/exercises/practice/high-scores/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/high-scores/test.sh
+++ b/exercises/practice/high-scores/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/isogram/bin/fetch-cobolcheck b/exercises/practice/isogram/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/isogram/bin/fetch-cobolcheck
+++ b/exercises/practice/isogram/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/isogram/bin/fetch-cobolcheck.ps1 b/exercises/practice/isogram/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/isogram/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/isogram/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/isogram/test.ps1 b/exercises/practice/isogram/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/isogram/test.ps1
+++ b/exercises/practice/isogram/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/isogram/test.sh b/exercises/practice/isogram/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/isogram/test.sh
+++ b/exercises/practice/isogram/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/knapsack/bin/fetch-cobolcheck b/exercises/practice/knapsack/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/knapsack/bin/fetch-cobolcheck
+++ b/exercises/practice/knapsack/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/knapsack/bin/fetch-cobolcheck.ps1 b/exercises/practice/knapsack/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/knapsack/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/knapsack/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/knapsack/test.ps1 b/exercises/practice/knapsack/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/knapsack/test.ps1
+++ b/exercises/practice/knapsack/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/knapsack/test.sh b/exercises/practice/knapsack/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/knapsack/test.sh
+++ b/exercises/practice/knapsack/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/leap/bin/fetch-cobolcheck b/exercises/practice/leap/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/leap/bin/fetch-cobolcheck
+++ b/exercises/practice/leap/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/leap/bin/fetch-cobolcheck.ps1 b/exercises/practice/leap/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/leap/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/leap/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/leap/test.ps1 b/exercises/practice/leap/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/leap/test.ps1
+++ b/exercises/practice/leap/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/leap/test.sh b/exercises/practice/leap/test.sh
index 081f6fbc..7b4a9da0 100755
--- a/exercises/practice/leap/test.sh
+++ b/exercises/practice/leap/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
@@ -15,6 +11,6 @@ fi
 cd $SCRIPT_DIR
 $COBOLCHECK -p $SLUG
 
-# compile and run 
+# compile and run
 echo "COMPILE AND RUN TEST"
 cobc -xj test.cob
diff --git a/exercises/practice/luhn/bin/fetch-cobolcheck b/exercises/practice/luhn/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/luhn/bin/fetch-cobolcheck
+++ b/exercises/practice/luhn/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/luhn/bin/fetch-cobolcheck.ps1 b/exercises/practice/luhn/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/luhn/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/luhn/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/luhn/test.ps1 b/exercises/practice/luhn/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/luhn/test.ps1
+++ b/exercises/practice/luhn/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/luhn/test.sh b/exercises/practice/luhn/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/luhn/test.sh
+++ b/exercises/practice/luhn/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/matching-brackets/bin/fetch-cobolcheck b/exercises/practice/matching-brackets/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/matching-brackets/bin/fetch-cobolcheck
+++ b/exercises/practice/matching-brackets/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/matching-brackets/bin/fetch-cobolcheck.ps1 b/exercises/practice/matching-brackets/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/matching-brackets/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/matching-brackets/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/matching-brackets/test.ps1 b/exercises/practice/matching-brackets/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/matching-brackets/test.ps1
+++ b/exercises/practice/matching-brackets/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/matching-brackets/test.sh b/exercises/practice/matching-brackets/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/matching-brackets/test.sh
+++ b/exercises/practice/matching-brackets/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/meetup/bin/fetch-cobolcheck b/exercises/practice/meetup/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/meetup/bin/fetch-cobolcheck
+++ b/exercises/practice/meetup/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/meetup/bin/fetch-cobolcheck.ps1 b/exercises/practice/meetup/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/meetup/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/meetup/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/meetup/test.ps1 b/exercises/practice/meetup/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/meetup/test.ps1
+++ b/exercises/practice/meetup/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/meetup/test.sh b/exercises/practice/meetup/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/meetup/test.sh
+++ b/exercises/practice/meetup/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/nucleotide-count/bin/fetch-cobolcheck b/exercises/practice/nucleotide-count/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/nucleotide-count/bin/fetch-cobolcheck
+++ b/exercises/practice/nucleotide-count/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/nucleotide-count/bin/fetch-cobolcheck.ps1 b/exercises/practice/nucleotide-count/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/nucleotide-count/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/nucleotide-count/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/nucleotide-count/test.ps1 b/exercises/practice/nucleotide-count/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/nucleotide-count/test.ps1
+++ b/exercises/practice/nucleotide-count/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/nucleotide-count/test.sh b/exercises/practice/nucleotide-count/test.sh
index 8bb4caa3..7b4a9da0 100755
--- a/exercises/practice/nucleotide-count/test.sh
+++ b/exercises/practice/nucleotide-count/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
@@ -18,4 +14,3 @@ $COBOLCHECK -p $SLUG
 # compile and run
 echo "COMPILE AND RUN TEST"
 cobc -xj test.cob
-
diff --git a/exercises/practice/pangram/bin/fetch-cobolcheck b/exercises/practice/pangram/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/pangram/bin/fetch-cobolcheck
+++ b/exercises/practice/pangram/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/pangram/bin/fetch-cobolcheck.ps1 b/exercises/practice/pangram/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/pangram/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/pangram/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/pangram/test.ps1 b/exercises/practice/pangram/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/pangram/test.ps1
+++ b/exercises/practice/pangram/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/pangram/test.sh b/exercises/practice/pangram/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/pangram/test.sh
+++ b/exercises/practice/pangram/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/pascals-triangle/bin/fetch-cobolcheck b/exercises/practice/pascals-triangle/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/pascals-triangle/bin/fetch-cobolcheck
+++ b/exercises/practice/pascals-triangle/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/pascals-triangle/bin/fetch-cobolcheck.ps1 b/exercises/practice/pascals-triangle/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/pascals-triangle/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/pascals-triangle/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/pascals-triangle/test.ps1 b/exercises/practice/pascals-triangle/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/pascals-triangle/test.ps1
+++ b/exercises/practice/pascals-triangle/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/pascals-triangle/test.sh b/exercises/practice/pascals-triangle/test.sh
index ed4a27a1..7b4a9da0 100644
--- a/exercises/practice/pascals-triangle/test.sh
+++ b/exercises/practice/pascals-triangle/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/pig-latin/bin/fetch-cobolcheck b/exercises/practice/pig-latin/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/pig-latin/bin/fetch-cobolcheck
+++ b/exercises/practice/pig-latin/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/pig-latin/bin/fetch-cobolcheck.ps1 b/exercises/practice/pig-latin/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/pig-latin/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/pig-latin/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/pig-latin/test.ps1 b/exercises/practice/pig-latin/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/pig-latin/test.ps1
+++ b/exercises/practice/pig-latin/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/pig-latin/test.sh b/exercises/practice/pig-latin/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/pig-latin/test.sh
+++ b/exercises/practice/pig-latin/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/protein-translation/bin/fetch-cobolcheck b/exercises/practice/protein-translation/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/protein-translation/bin/fetch-cobolcheck
+++ b/exercises/practice/protein-translation/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/protein-translation/bin/fetch-cobolcheck.ps1 b/exercises/practice/protein-translation/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/protein-translation/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/protein-translation/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/protein-translation/test.ps1 b/exercises/practice/protein-translation/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/protein-translation/test.ps1
+++ b/exercises/practice/protein-translation/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/protein-translation/test.sh b/exercises/practice/protein-translation/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/protein-translation/test.sh
+++ b/exercises/practice/protein-translation/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/queen-attack/bin/fetch-cobolcheck b/exercises/practice/queen-attack/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100644
--- a/exercises/practice/queen-attack/bin/fetch-cobolcheck
+++ b/exercises/practice/queen-attack/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/queen-attack/bin/fetch-cobolcheck.ps1 b/exercises/practice/queen-attack/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/queen-attack/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/queen-attack/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/queen-attack/test.ps1 b/exercises/practice/queen-attack/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/queen-attack/test.ps1
+++ b/exercises/practice/queen-attack/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/queen-attack/test.sh b/exercises/practice/queen-attack/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/queen-attack/test.sh
+++ b/exercises/practice/queen-attack/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/raindrops/bin/fetch-cobolcheck b/exercises/practice/raindrops/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/raindrops/bin/fetch-cobolcheck
+++ b/exercises/practice/raindrops/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/raindrops/bin/fetch-cobolcheck.ps1 b/exercises/practice/raindrops/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/raindrops/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/raindrops/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/raindrops/test.ps1 b/exercises/practice/raindrops/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/raindrops/test.ps1
+++ b/exercises/practice/raindrops/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/raindrops/test.sh b/exercises/practice/raindrops/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/raindrops/test.sh
+++ b/exercises/practice/raindrops/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/reverse-string/bin/fetch-cobolcheck b/exercises/practice/reverse-string/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/reverse-string/bin/fetch-cobolcheck
+++ b/exercises/practice/reverse-string/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/reverse-string/bin/fetch-cobolcheck.ps1 b/exercises/practice/reverse-string/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/reverse-string/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/reverse-string/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/reverse-string/test.ps1 b/exercises/practice/reverse-string/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/reverse-string/test.ps1
+++ b/exercises/practice/reverse-string/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/reverse-string/test.sh b/exercises/practice/reverse-string/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/reverse-string/test.sh
+++ b/exercises/practice/reverse-string/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/rna-transcription/bin/fetch-cobolcheck b/exercises/practice/rna-transcription/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/rna-transcription/bin/fetch-cobolcheck
+++ b/exercises/practice/rna-transcription/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/rna-transcription/bin/fetch-cobolcheck.ps1 b/exercises/practice/rna-transcription/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/rna-transcription/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/rna-transcription/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/rna-transcription/test.ps1 b/exercises/practice/rna-transcription/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/rna-transcription/test.ps1
+++ b/exercises/practice/rna-transcription/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/rna-transcription/test.sh b/exercises/practice/rna-transcription/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/rna-transcription/test.sh
+++ b/exercises/practice/rna-transcription/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/robot-simulator/bin/fetch-cobolcheck b/exercises/practice/robot-simulator/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/robot-simulator/bin/fetch-cobolcheck
+++ b/exercises/practice/robot-simulator/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/robot-simulator/bin/fetch-cobolcheck.ps1 b/exercises/practice/robot-simulator/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/robot-simulator/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/robot-simulator/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/robot-simulator/test.ps1 b/exercises/practice/robot-simulator/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/robot-simulator/test.ps1
+++ b/exercises/practice/robot-simulator/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/robot-simulator/test.sh b/exercises/practice/robot-simulator/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/robot-simulator/test.sh
+++ b/exercises/practice/robot-simulator/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/roman-numerals/bin/fetch-cobolcheck b/exercises/practice/roman-numerals/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/roman-numerals/bin/fetch-cobolcheck
+++ b/exercises/practice/roman-numerals/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/roman-numerals/bin/fetch-cobolcheck.ps1 b/exercises/practice/roman-numerals/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/roman-numerals/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/roman-numerals/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/roman-numerals/test.ps1 b/exercises/practice/roman-numerals/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/roman-numerals/test.ps1
+++ b/exercises/practice/roman-numerals/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/roman-numerals/test.sh b/exercises/practice/roman-numerals/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/roman-numerals/test.sh
+++ b/exercises/practice/roman-numerals/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/rotational-cipher/bin/fetch-cobolcheck b/exercises/practice/rotational-cipher/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/rotational-cipher/bin/fetch-cobolcheck
+++ b/exercises/practice/rotational-cipher/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/rotational-cipher/bin/fetch-cobolcheck.ps1 b/exercises/practice/rotational-cipher/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/rotational-cipher/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/rotational-cipher/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/rotational-cipher/test.ps1 b/exercises/practice/rotational-cipher/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/rotational-cipher/test.ps1
+++ b/exercises/practice/rotational-cipher/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/rotational-cipher/test.sh b/exercises/practice/rotational-cipher/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/rotational-cipher/test.sh
+++ b/exercises/practice/rotational-cipher/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/scrabble-score/bin/fetch-cobolcheck b/exercises/practice/scrabble-score/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100644
--- a/exercises/practice/scrabble-score/bin/fetch-cobolcheck
+++ b/exercises/practice/scrabble-score/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/scrabble-score/bin/fetch-cobolcheck.ps1 b/exercises/practice/scrabble-score/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/scrabble-score/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/scrabble-score/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/scrabble-score/test.ps1 b/exercises/practice/scrabble-score/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/scrabble-score/test.ps1
+++ b/exercises/practice/scrabble-score/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/scrabble-score/test.sh b/exercises/practice/scrabble-score/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/scrabble-score/test.sh
+++ b/exercises/practice/scrabble-score/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/secret-handshake/bin/fetch-cobolcheck b/exercises/practice/secret-handshake/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/secret-handshake/bin/fetch-cobolcheck
+++ b/exercises/practice/secret-handshake/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/secret-handshake/bin/fetch-cobolcheck.ps1 b/exercises/practice/secret-handshake/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/secret-handshake/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/secret-handshake/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/secret-handshake/test.ps1 b/exercises/practice/secret-handshake/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/secret-handshake/test.ps1
+++ b/exercises/practice/secret-handshake/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/secret-handshake/test.sh b/exercises/practice/secret-handshake/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/secret-handshake/test.sh
+++ b/exercises/practice/secret-handshake/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/sieve/bin/fetch-cobolcheck b/exercises/practice/sieve/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/sieve/bin/fetch-cobolcheck
+++ b/exercises/practice/sieve/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/sieve/bin/fetch-cobolcheck.ps1 b/exercises/practice/sieve/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/sieve/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/sieve/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/sieve/test.ps1 b/exercises/practice/sieve/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/sieve/test.ps1
+++ b/exercises/practice/sieve/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/sieve/test.sh b/exercises/practice/sieve/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/sieve/test.sh
+++ b/exercises/practice/sieve/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/space-age/bin/fetch-cobolcheck b/exercises/practice/space-age/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/space-age/bin/fetch-cobolcheck
+++ b/exercises/practice/space-age/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/space-age/bin/fetch-cobolcheck.ps1 b/exercises/practice/space-age/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/space-age/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/space-age/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/space-age/test.ps1 b/exercises/practice/space-age/test.ps1
index ccfa530a..7a2bb33b 100644
--- a/exercises/practice/space-age/test.ps1
+++ b/exercises/practice/space-age/test.ps1
@@ -1,14 +1,17 @@
 $slug=Split-Path $PSScriptRoot -Leaf
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if (![System.IO.File]::Exists("$PSScriptRoot\bin\cobolcheck.exe")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
 Set-Location $PSScriptRoot
 
-Invoke-Expression "bin\cobolcheck.exe -p $slug"
+Invoke-Expression "$cobolcheck -p $slug"
 Invoke-Expression "cobc -xj test.cob"
 
 if ($Lastexitcode -ne 0) {
diff --git a/exercises/practice/space-age/test.sh b/exercises/practice/space-age/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/space-age/test.sh
+++ b/exercises/practice/space-age/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/square-root/bin/fetch-cobolcheck b/exercises/practice/square-root/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/square-root/bin/fetch-cobolcheck
+++ b/exercises/practice/square-root/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/square-root/bin/fetch-cobolcheck.ps1 b/exercises/practice/square-root/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/square-root/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/square-root/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/square-root/test.ps1 b/exercises/practice/square-root/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/square-root/test.ps1
+++ b/exercises/practice/square-root/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/square-root/test.sh b/exercises/practice/square-root/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/square-root/test.sh
+++ b/exercises/practice/square-root/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/triangle/bin/fetch-cobolcheck b/exercises/practice/triangle/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100644
--- a/exercises/practice/triangle/bin/fetch-cobolcheck
+++ b/exercises/practice/triangle/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/triangle/bin/fetch-cobolcheck.ps1 b/exercises/practice/triangle/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/triangle/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/triangle/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/triangle/test.ps1 b/exercises/practice/triangle/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/triangle/test.ps1
+++ b/exercises/practice/triangle/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/triangle/test.sh b/exercises/practice/triangle/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/triangle/test.sh
+++ b/exercises/practice/triangle/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/two-fer/bin/fetch-cobolcheck b/exercises/practice/two-fer/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/two-fer/bin/fetch-cobolcheck
+++ b/exercises/practice/two-fer/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/two-fer/bin/fetch-cobolcheck.ps1 b/exercises/practice/two-fer/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/two-fer/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/two-fer/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/two-fer/test.ps1 b/exercises/practice/two-fer/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/two-fer/test.ps1
+++ b/exercises/practice/two-fer/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/two-fer/test.sh b/exercises/practice/two-fer/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/two-fer/test.sh
+++ b/exercises/practice/two-fer/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck
diff --git a/exercises/practice/yacht/bin/fetch-cobolcheck b/exercises/practice/yacht/bin/fetch-cobolcheck
index 0b668734..b3d4adb1 100755
--- a/exercises/practice/yacht/bin/fetch-cobolcheck
+++ b/exercises/practice/yacht/bin/fetch-cobolcheck
@@ -45,19 +45,13 @@ get_download_url() {
 }
 
 main() {
-  if [[ -d ./bin ]]; then
-    output_dir="./bin"
-  elif [[ $PWD == */bin ]]; then
-    output_dir="$PWD"
-  else
-    echo "Error: no ./bin directory found. This script should be ran from a repo root." >&2
-    return 1
-  fi
-
+  output_dir="${HOME}/cobolcheck"
+  mkdir -p "${output_dir}"
   output_path="${output_dir}/cobolcheck${ext}"
   download_url="$(get_download_url)"
   curl "${curlopts[@]}" --output "${output_path}" "${download_url}"
   chmod +x "${output_path}"
+  echo "Cobolcheck has been downloaded to ${output_path}"
 }
 
 main
diff --git a/exercises/practice/yacht/bin/fetch-cobolcheck.ps1 b/exercises/practice/yacht/bin/fetch-cobolcheck.ps1
index a57f708d..9228452c 100644
--- a/exercises/practice/yacht/bin/fetch-cobolcheck.ps1
+++ b/exercises/practice/yacht/bin/fetch-cobolcheck.ps1
@@ -23,5 +23,5 @@ Function Get-DownloadUrl {
 }
 
 $downloadUrl = Get-DownloadUrl
-$outputFile = Join-Path -Path $PSScriptRoot -ChildPath "cobolcheck.exe"
+$outputFile = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 Invoke-WebRequest -Uri $downloadUrl -OutFile $outputFile @requestOpts
diff --git a/exercises/practice/yacht/test.ps1 b/exercises/practice/yacht/test.ps1
index b54fdc61..7a2bb33b 100644
--- a/exercises/practice/yacht/test.ps1
+++ b/exercises/practice/yacht/test.ps1
@@ -1,13 +1,11 @@
 $slug=Split-Path $PSScriptRoot -Leaf
-$cobolcheck = "$PSScriptRoot\bin\cobolcheck.exe"
-$cobolcheckCmd = Get-Command "cobolcheck.exe" -ErrorAction SilentlyContinue
+$cobolcheck = Join-Path -Path "${HOME}" "cobolcheck" "cobolcheck.exe"
 
-if ($cobolcheckCmd) {
-  $cobolcheck = $cobolcheckCmd.Path
-  Write-Output "Found cobolcheck, using $cobolcheck"
-} elseif (![System.IO.File]::Exists("$cobolcheck")){
+if (![System.IO.File]::Exists("$cobolcheck")){
+  $fetchCobolcheckPath = Join-Path -Path "${PSScriptRoot}" "bin" "fetch-cobolcheck.ps1"
+  echo $fetchCobolcheckPath
   Write-Output "Cobolcheck not found. Trying to fetch it."
-  & "$PSScriptRoot\bin\fetch-cobolcheck.ps1"
+  & "${fetchCobolcheckPath}"
 }
 
 Write-Output "Run cobolcheck."
diff --git a/exercises/practice/yacht/test.sh b/exercises/practice/yacht/test.sh
index ed4a27a1..7b4a9da0 100755
--- a/exercises/practice/yacht/test.sh
+++ b/exercises/practice/yacht/test.sh
@@ -1,13 +1,9 @@
 #!/usr/bin/env bash
 SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/
 SLUG=${1:-$(basename "${SCRIPT_DIR}")}
-COBOLCHECK=./bin/cobolcheck
+COBOLCHECK="${HOME}/cobolcheck/cobolcheck"
 
-WHICH_COBOLCHECK=$(which cobolcheck)
-if [[ $? -eq 0 ]] ; then
-    echo "Found cobolcheck, using $COBOLCHECK"
-    COBOLCHECK=$WHICH_COBOLCHECK
-elif [ ! -f $SCRIPT_DIR/bin/cobolcheck ]; then
+if [ ! -f "${COBOLCHECK}" ]; then
     echo "Cobolcheck not found, try to fetch it."
     cd $SCRIPT_DIR/bin/
     bash fetch-cobolcheck