Abundant Numbers
Abundant Numbers (Long)
Collatz
Emirp Numbers
Emirp Numbers (Long)
Evil Numbers
Evil Numbers (Long)
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Leap Years
Look and Say
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
Pangram Grep
Pernicious Numbers
Prime Numbers
Prime Numbers (Long)
Tongue-twisters
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