12 Days of Christmas
395
99 Bottles of Beer
377
Abundant Numbers
551
Abundant Numbers (Long)
611
Arabic to Roman
381
Catalan Numbers
571
Collatz
416
Divisors
529
Evil Numbers
615
Evil Numbers (Long)
621
Fibonacci
506947
Fizz Buzz
720530
Foo Fizz Buzz Bar
589
Fractions
544
Leap Years
518
Niven Numbers
524
Odious Numbers
615
Odious Numbers (Long)
612
Pangram Grep
587
Pascal’s Triangle
439
Pernicious Numbers
385
Pernicious Numbers (Long)
481
Prime Numbers
417
Reverse Polish Notation
427
Roman to Arabic
359
Tongue-twisters
349