12 Days of Christmas
807
99 Bottles of Beer
559
Abundant Numbers
648
Arabic to Roman
621
Christmas Trees
673
Cubes
593
Diamonds
576
Divisors
872
Emirp Numbers
564
Evil Numbers
665
Fibonacci
909
Fizz Buzz
776
Happy Numbers
649
Leap Years
564
Leyland Numbers
734
Morse Decoder
356
Morse Encoder
394
Niven Numbers
641
Odious Numbers
662
Ordinal Numbers
754
Pangram Grep
726
Pascal’s Triangle
783
Pernicious Numbers
590
Prime Numbers
537
Quine
945
Rock-paper-scissors-Spock-lizard
680
Roman to Arabic
587
Rule 110
480
Seven Segment
701
Sierpiński Triangle
548
Sudoku
555
United States