- Type vim hello.txt.
- Press $ (Shift-4) that will jump to the end of the current line.
- Press Ctrl-v to switch to visual mode.
- Press j 3 time to mark 3 additional rows.
- Press A (Shift a) to switch to insert mode appending to the end of the row.
- Type in " end"
- Press ESC
- After a secon " end" will appear at the end of 3 other lines.
- Type :wq to write and quit.