12 Days of Christmas
416
99 Bottles of Beer
488
Abundant Numbers
638
580
Divisors
705
Emirp Numbers
198
Emojify
287
Fibonacci
622
Fizz Buzz
385511640555513730527614286446363619
Foo Fizz Buzz Bar
577
Leap Years
737
Niven Numbers
572
Odious Numbers
574
Ordinal Numbers
537
Pangram Grep
514
Pernicious Numbers
341
Prime Numbers
379
Prime Numbers (Long)
469
Tongue-twisters
323
United States