12 Days of Christmas
872
99 Bottles of Beer
721
Abundant Numbers
750
Arabic to Roman
404
Christmas Trees
753
CSS Colors
226
Cubes
423
Day of Week
689
Diamonds
410
Divisors
710
Emirp Numbers
516
Emojify
493
Evil Numbers
514
Fibonacci
733
Fizz Buzz
5971,000651
Happy Numbers
559
Intersection
652
Leap Years
755
Look and Say
638
Morse Decoder
286
Morse Encoder
337
Niven Numbers
840
Odious Numbers
617
Ordinal Numbers
868
Pangram Grep
615
Pascal’s Triangle
536
Pernicious Numbers
486
Poker
404
Prime Numbers
507
Quine
893
Rock-paper-scissors-Spock-lizard
717
Roman to Arabic
632
Rule 110
434
Seven Segment
613
Sierpiński Triangle
290
Spelling Numbers
716
Sudoku
300
Ten-pin Bowling
428
Tongue-twisters
632
United States
368