ed-0 | This user doesn't know who ed is. |
ed-1 | This user knows that ed is a text editor. |
ed-2 | This user knows how to quit ed. |
ed-3 | This user thinks ed is a pretty decent text editor. |
ed-4 | This user believes that ed is the standard text editor. |
ed-n | This user knows that ed is the standard text editor. |