12 Days of Christmas
470
99 Bottles of Beer
477
Abundant Numbers
764
Arabic to Roman
583
Arithmetic Numbers
517
Arrows
210
ASCII Table
429
Christmas Trees
671
Collatz
831
CSS Colors
116
Day of Week
894
Diamonds
446
Divisors
749
Emirp Numbers
443
Emojify
476
Evil Numbers
506
Fibonacci
578
Fizz Buzz
908
Foo Fizz Buzz Bar
745
Fractions
450
Happy Numbers
441
Leap Years
787
Leyland Numbers
514
Look and Say
664
Lucky Numbers
442
Morse Decoder
205
Morse Encoder
227
Niven Numbers
638
Niven Numbers (Long)
598
Number Spiral
262
Pangram Grep
616
Pernicious Numbers
267
Prime Numbers
573
Prime Numbers (Long)
485
Quine
706
Rock-paper-scissors-Spock-lizard
405
Spelling Numbers
287
Tongue-twisters
375
Transpose Sentence
355
United States
104
π
166