12 Days of Christmas
412
99 Bottles of Beer
347
Abundant Numbers
399
Abundant Numbers (Long)
430
Arithmetic Numbers
418
Arrows
188
brainfuck
422
Card Number Validation
440
Collatz
507
CSS Colors
89
Day of Week
640
Divisors
527
Emirp Numbers
325
Emirp Numbers (Long)
388
Evil Numbers
281
Evil Numbers (Long)
288
Fibonacci
415
Fizz Buzz
955
Foo Fizz Buzz Bar
818
Forsyth–Edwards Notation
366
Fractions
594
Game of Life
252
Happy Numbers
311
Happy Numbers (Long)
370
ISBN
480
Leap Years
637
Look and Say
388
Lucky Numbers
353
Morse Decoder
160
Morse Encoder
181
Niven Numbers
362
Niven Numbers (Long)
417
Odious Numbers
280
Odious Numbers (Long)
287
Pernicious Numbers
185
ROT13
488
United States
149
Zeckendorf Representation
311
π
506