diff --git a/vc143/BugTrapSort.sln b/vc143/BugTrapSort.sln
deleted file mode 100644
index f733e3ee3..000000000
--- a/vc143/BugTrapSort.sln
+++ /dev/null
@@ -1,42 +0,0 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26430.12
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "BugTrapSort", "..\BugTrapSort\BugTrapSort_141.vcxproj", "{22D1722C-BA48-4B9A-BD40-916908C4E3D8}"
-	ProjectSection(ProjectDependencies) = postProject
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5} = {39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}
-	EndProjectSection
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "zlibwapi", "..\zlibwapi\zlibwapi_141.vcxproj", "{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Win32 = Debug|Win32
-		Debug|x64 = Debug|x64
-		Release|Win32 = Release|Win32
-		Release|x64 = Release|x64
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Debug|Win32.ActiveCfg = Debug|Win32
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Debug|Win32.Build.0 = Debug|Win32
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Debug|x64.ActiveCfg = Debug|Win32
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Release|Win32.ActiveCfg = Release|Win32
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Release|Win32.Build.0 = Release|Win32
-		{22D1722C-BA48-4B9A-BD40-916908C4E3D8}.Release|x64.ActiveCfg = Release|Win32
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Debug|Win32.ActiveCfg = Debug|Win32
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Debug|Win32.Build.0 = Debug|Win32
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Debug|x64.ActiveCfg = Debug|x64
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Debug|x64.Build.0 = Debug|x64
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Release|Win32.ActiveCfg = Release|Win32
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Release|Win32.Build.0 = Release|Win32
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Release|x64.ActiveCfg = Release|x64
-		{39F34F2C-D42A-41D2-A0BC-54D7972E2BC5}.Release|x64.Build.0 = Release|x64
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(DPCodeReviewSolutionGUID) = preSolution
-		DPCodeReviewSolutionGUID = {00000000-0000-0000-0000-000000000000}
-	EndGlobalSection
-EndGlobal