12 Days of Christmas
825
99 Bottles of Beer
561
Abundant Numbers
652
Arabic to Roman
622
Christmas Trees
678
Cubes
612
Diamonds
582
Divisors
877
Emirp Numbers
566
Evil Numbers
666
Fibonacci
911
Fizz Buzz
779
Happy Numbers
653
Leap Years
565
Leyland Numbers
740
Morse Decoder
359
Morse Encoder
402
Niven Numbers
646
Odious Numbers
664
Ordinal Numbers
767
Pangram Grep
731
Pascal’s Triangle
786
Pernicious Numbers
593
Prime Numbers
538
Quine
947
Rock-paper-scissors-Spock-lizard
686
Roman to Arabic
590
Rule 110
486
Seven Segment
718
Sierpiński Triangle
554
Sudoku
563
United States