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math is hard (lemm.ee)

submitted 1 month ago by [email protected] to c/[email protected]

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[–] [email protected] 3 points 1 month ago (2 children)

This don't avoid to sleep not even for 1/2 second. But pick any number. If that number is even, divide it by 2. If it's odd, multiply it by 3 and add 1. Now repeat the process with your new number. If you keep going, you'll eventually end up at 1.

[–] bahbah23 12 points 1 month ago (1 children)

You can't prove that!

[–] [email protected] 8 points 1 month ago* (last edited 1 month ago)

Yes, but everyone tried since a century to find a number with which it don't work, good to avoid sleep.

[–] [email protected] 2 points 1 month ago

Any positive number?