/*
* Step 1: Open Visual Studio Code (VS Code).
* Step 2: Open the C++ file you want to comment.
* Step 3: Select all lines you want to comment.
* Step 4: Press the keyboard shortcut Ctrl + /.
* This will add "//" at the beginning of each selected line, commenting them.
* Alternatively, you can right-click on the selected lines, choose "Add Line Comment" from the context menu.
* Step 5: To uncomment the lines, select them again and press Ctrl + / or choose "Remove Line Comment" from the context menu.
*/