diff --git a/src/080-configuring-typescript/194.5-lib-dom.problem/package.json b/src/080-configuring-typescript/194.5-lib-dom.problem/package.json
new file mode 100644
index 0000000..e11b297
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.problem/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "exercise",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "dev": "tsc --watch"
+  }
+}
diff --git a/src/080-configuring-typescript/194.5-lib-dom.problem/src/index.ts b/src/080-configuring-typescript/194.5-lib-dom.problem/src/index.ts
new file mode 100644
index 0000000..1608810
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.problem/src/index.ts
@@ -0,0 +1,4 @@
+document.addEventListener("DOMContentLoaded", () => {
+  const app = document.querySelector("#app")!;
+  app.innerHTML = "Hello World!";
+});
diff --git a/src/080-configuring-typescript/194.5-lib-dom.problem/tsconfig.json b/src/080-configuring-typescript/194.5-lib-dom.problem/tsconfig.json
new file mode 100644
index 0000000..dee3491
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.problem/tsconfig.json
@@ -0,0 +1,15 @@
+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "esModuleInterop": true,
+    "noEmit": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "isolatedModules": true,
+    "lib": [
+      "ES2020"
+    ]
+  },
+}
\ No newline at end of file
diff --git a/src/080-configuring-typescript/194.5-lib-dom.solution/package.json b/src/080-configuring-typescript/194.5-lib-dom.solution/package.json
new file mode 100644
index 0000000..e11b297
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.solution/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "exercise",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "dev": "tsc --watch"
+  }
+}
diff --git a/src/080-configuring-typescript/194.5-lib-dom.solution/src/index.ts b/src/080-configuring-typescript/194.5-lib-dom.solution/src/index.ts
new file mode 100644
index 0000000..1608810
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.solution/src/index.ts
@@ -0,0 +1,4 @@
+document.addEventListener("DOMContentLoaded", () => {
+  const app = document.querySelector("#app")!;
+  app.innerHTML = "Hello World!";
+});
diff --git a/src/080-configuring-typescript/194.5-lib-dom.solution/tsconfig.json b/src/080-configuring-typescript/194.5-lib-dom.solution/tsconfig.json
new file mode 100644
index 0000000..d54701c
--- /dev/null
+++ b/src/080-configuring-typescript/194.5-lib-dom.solution/tsconfig.json
@@ -0,0 +1,16 @@
+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "esModuleInterop": true,
+    "noEmit": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "isolatedModules": true,
+    "lib": [
+      "ES2020",
+      "DOM",
+    ]
+  },
+}
\ No newline at end of file
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/package.json b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/package.json
new file mode 100644
index 0000000..e11b297
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "exercise",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "dev": "tsc --watch"
+  }
+}
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/src/index.ts b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/src/index.ts
new file mode 100644
index 0000000..a3ea615
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/src/index.ts
@@ -0,0 +1,5 @@
+const elements = document.querySelectorAll("div");
+
+for (const element of elements) {
+  element.innerHTML = "Hello World!";
+}
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/tsconfig.json b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/tsconfig.json
new file mode 100644
index 0000000..d54701c
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.problem/tsconfig.json
@@ -0,0 +1,16 @@
+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "esModuleInterop": true,
+    "noEmit": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "isolatedModules": true,
+    "lib": [
+      "ES2020",
+      "DOM",
+    ]
+  },
+}
\ No newline at end of file
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/package.json b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/package.json
new file mode 100644
index 0000000..e11b297
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/package.json
@@ -0,0 +1,8 @@
+{
+  "name": "exercise",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "dev": "tsc --watch"
+  }
+}
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/src/index.ts b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/src/index.ts
new file mode 100644
index 0000000..a3ea615
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/src/index.ts
@@ -0,0 +1,5 @@
+const elements = document.querySelectorAll("div");
+
+for (const element of elements) {
+  element.innerHTML = "Hello World!";
+}
diff --git a/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/tsconfig.json b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/tsconfig.json
new file mode 100644
index 0000000..993b03a
--- /dev/null
+++ b/src/080-configuring-typescript/194.6-lib-dom-iterable.solution/tsconfig.json
@@ -0,0 +1,17 @@
+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "esModuleInterop": true,
+    "noEmit": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "isolatedModules": true,
+    "lib": [
+      "ES2020",
+      "DOM",
+      "DOM.Iterable"
+    ]
+  },
+}
\ No newline at end of file
diff --git a/src/080-configuring-typescript/200-lib-dom.problem.ts b/src/080-configuring-typescript/200-lib-dom.problem.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/src/080-configuring-typescript/200-lib-dom.solution.ts b/src/080-configuring-typescript/200-lib-dom.solution.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/src/080-configuring-typescript/201-lib-dom-iterable.problem.ts b/src/080-configuring-typescript/201-lib-dom-iterable.problem.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/src/080-configuring-typescript/201-lib-dom-iterable.solution.ts b/src/080-configuring-typescript/201-lib-dom-iterable.solution.ts
deleted file mode 100644
index e69de29..0000000