12 Days of Christmas
872
Abundant Numbers
646
Abundant Numbers (Long)
775
Arithmetic Numbers
785
Collatz
907
Divisors
905
Emojify
425
Fibonacci
969947
Fizz Buzz
935
Foo Fizz Buzz Bar
912
ISBN
771
Niven Numbers
786
Niven Numbers (Long)
862
Pangram Grep
878750
Tongue-twisters
675
Vampire Numbers
97
π
64