12 Days of Christmas
825
99 Bottles of Beer
561
Abundant Numbers
652
Arabic to Roman
620
Christmas Trees
677
Cubes
620
Diamonds
581
Divisors
876
Emirp Numbers
574
Evil Numbers
665
Fibonacci
910
Fizz Buzz
779
Happy Numbers
652
Leap Years
565
Leyland Numbers
738
Morse Decoder
359
Morse Encoder
401
Niven Numbers
646
Odious Numbers
664
Ordinal Numbers
765
Pangram Grep
729
Pascal’s Triangle
785
Pernicious Numbers
592
Prime Numbers
537
Quine
946
Rock-paper-scissors-Spock-lizard
685
Roman to Arabic
589
Rule 110
485
Seven Segment
717
Sierpiński Triangle
572
Sudoku
563
United States