UNIX for Dummies Questions & Answers

For the first 3 users only that are currently logged in output their effective user id.

thank you.

Code:

w -sh | awk 'NR < 3 { print $1 }'

thanks.

Code:

# who -us | sed -n '1,3p' | awk '{print $1}'

Code:

w -uh | grep -om 3 '^\S*'

is there a way using grep because though the above answers help me, we haven't covered it in class?
thank you.

---------- Post updated at 11:37 AM ---------- Previous update was at 11:36 AM ----------

that helps a lot. pretty sure this is what the teacher wanted.

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