12 Days of Christmas
411
99 Bottles of Beer
502
Abundant Numbers
709
Arabic to Roman
594
Christmas Trees
738
CSS Colors
130
Divisors
886
Emirp Numbers
496
Evil Numbers
802
Fibonacci
935
Fizz Buzz
862
Happy Numbers
548
Leap Years
770
Look and Say
394
Morse Decoder
263
Niven Numbers
800
Odious Numbers
784
Ordinal Numbers
598
Pangram Grep
734
Pascal’s Triangle
508
Pernicious Numbers
687
Prime Numbers
644
Rock-paper-scissors-Spock-lizard
494
Roman to Arabic
458
Spelling Numbers
Tongue-twisters
440
United States
262