12 Days of Christmas
460
99 Bottles of Beer
509
Abundant Numbers
728
Arabic to Roman
382
Christmas Trees
728
CSS Colors
103
Cubes
346
Day of Week
650
Diamonds
392
Divisors
694
Emirp Numbers
439
Emojify
362
Evil Numbers
499
Fibonacci
719
Fizz Buzz
827
989
637
Happy Numbers
445
Intersection
624
Leap Years
757
Look and Say
615
Morse Decoder
259
Morse Encoder
290
Niven Numbers
816
Odious Numbers
597
Ordinal Numbers
836
Pangram Grep
590
Pascal’s Triangle
514
Pernicious Numbers
469
Poker
278
Prime Numbers
492
Quine
865
Rock-paper-scissors-Spock-lizard
585
Roman to Arabic
604
Rule 110
410
Seven Segment
564
Sierpiński Triangle
278
Spelling Numbers
424
Sudoku
277
Ten-pin Bowling
377
Tongue-twisters
423
United States
328