12 Days of Christmas
862
Abundant Numbers
636
Abundant Numbers (Long)
745
Arithmetic Numbers
755
Collatz
825
Divisors
891
Emojify
418
Fibonacci
640567935
Fizz Buzz
571
929
Foo Fizz Buzz Bar
900
ISBN
749
Niven Numbers
773
Niven Numbers (Long)
843
Pangram Grep
856723
Tongue-twisters
671
Vampire Numbers
94
π
63