12 Days of Christmas
812
99 Bottles of Beer
602
Abundant Numbers
684
Arabic to Roman
594
Christmas Trees
577
Diamonds
475
Divisors
712
Emirp Numbers
488
Emojify
412
Evil Numbers
713
Fibonacci
754
Fizz Buzz
536
Happy Numbers
219
Leap Years
622
Leyland Numbers
608
Look and Say
607
Morse Decoder
336
Morse Encoder
347
Niven Numbers
661
Odious Numbers
751
Ordinal Numbers
536
Pangram Grep
640
Pascal’s Triangle
362
Pernicious Numbers
608
Poker
545
Prime Numbers
490
Rock-paper-scissors-Spock-lizard
649
Roman to Arabic
577
Rule 110
340
Seven Segment
426
Sierpiński Triangle
339
Tongue-twisters
595
United States
268
Vampire Numbers
564