12 Days of Christmas
350
99 Bottles of Beer
334
Abundant Numbers
640
Arabic to Roman
208
Christmas Trees
563
CSS Colors
93
Cubes
363
Diamonds
277
Divisors
683
Emirp Numbers
399
Evil Numbers
726
Fibonacci
701305787
Fizz Buzz
691
Happy Numbers
323
Leap Years
587
Levenshtein Distance
250
Look and Say
473
Morse Decoder
204
Morse Encoder
130
Niven Numbers
650
Odious Numbers
509
723
Ordinal Numbers
491
Pangram Grep
616
Pascal’s Triangle
506
Pernicious Numbers
660
Prime Numbers
426
545
Roman to Arabic
349
Seven Segment
361
Sierpiński Triangle
181
Tongue-twisters
303
United States
124