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Programming Exercises for any language.

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Exercise: ROT13

Implement ROT13: given a string return the rot13 of it. Given a file, replace with the rot13 of it.


Exercise: ROT13



Exercise: Check if number is prime

Write a program that gets a number on the commnad line a prints "True" if the number is a prime number or "False" if it isn't.


Exercise: Check if number is prime