Hello Everyone,
I have a .txt file with usernames. The file reads:
user1
user1
user1
user1
user2
user2
user2
user3
user3
user3
user3
And so on. With Awk, how do I select only the user# that are shown 4 times? So in another file it would read:
user1
user1
user1
user1
user3
user3
user3
user3...
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