12 Days of Christmas
866
Abundant Numbers
636
Abundant Numbers (Long)
756
Arithmetic Numbers
763
Collatz
887
Divisors
890
Emojify
417
Fibonacci
639928934
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