1. Type vim hello.txt. The editor opens, the cursor is on the "H" of the "Hello".
  2. Press 2yy followed by p. The first 2 lines were yanked into memory (copied) and the pasted above the current line.
  3. Press Ctrl-v to switch to visual mode.
  4. Press 2j to mark 2 more lines under the current line.
  5. Press I (Shift i) to switch to insert mode.
  6. Type in "vim! "
  7. Press ESC
  8. After a second "vim! " will appear on the second and third lines as well.
  9. Type :wq to write file and quit vim.