Wire up task 4

.gitignore

@@ -1,5 +1,6 @@
 exercise1/build/
 exercise2/build/
 exercise3/build/
+exercise4/build/
 
 .vscode/ipch

.vscode/tasks.json

@@ -77,6 +77,27 @@
       "options": {
         "cwd": "/usr/bin"
       }
+    },
+    {
+      "label": "Run Exercise 4",
+      "type": "shell",
+      "command": "cd exercise4/build/cmake/ && ./exercise4",
+      "dependsOn": "Build Exercise 4",
+      "problemMatcher": []
+    },
+    {
+      "label": "Build Exercise 4",
+      "type": "shell",
+      "command": "cd exercise4/build/cmake && cmake . && make -j16",
+      "problemMatcher": [],
+      "presentation": {
+        "echo": true,
+        "reveal": "always",
+        "focus": false,
+        "panel": "shared",
+        "showReuseMessage": true,
+        "clear": true
       }
+    },
   ]
 }