99 Bottles of Beer
669
Abundant Numbers
579
Abundant Numbers (Long)
716
ASCII Table
622
Card Number Validation
536
Fibonacci
597733812611960696786
Fizz Buzz
760
Foo Fizz Buzz Bar
765
Forsyth–Edwards Notation
581
Fractions
408
Niven Numbers
438
Prime Numbers
503
Prime Numbers (Long)
692
Reverse Polish Notation
509
Roman to Arabic
570
ROT13
640
Tongue-twisters
504