12 Days of Christmas
866
Abundant Numbers
636
Abundant Numbers (Long)
756
Arithmetic Numbers
794
Collatz
888
Divisors
890
Emojify
417
Fibonacci
639929935
Fizz Buzz
571
929
Foo Fizz Buzz Bar
899
ISBN
747
Niven Numbers
773
Niven Numbers (Long)
842
Pangram Grep
854722
Tongue-twisters
671
Vampire Numbers
94
π
63