12 Days of Christmas
416
99 Bottles of Beer
488
Abundant Numbers
639
580
Divisors
705
Emirp Numbers
198
Emojify
287
Fibonacci
622
Fizz Buzz
385511593555513730527615286446363619
Foo Fizz Buzz Bar
539
Leap Years
738
Niven Numbers
572
Odious Numbers
574
Ordinal Numbers
538
Pangram Grep
514
Pernicious Numbers
341
Prime Numbers
380
Prime Numbers (Long)
470
Tongue-twisters
323
United States