12 Days of Christmas
889
99 Bottles of Beer
673
Abundant Numbers
768
Arabic to Roman
615
Arithmetic Numbers
518
Arrows
191
ASCII Table
511
Christmas Trees
674
Collatz
835
CSS Colors
246
Day of Week
896
Diamonds
449
Divisors
749
Emirp Numbers
502
Emojify
467
Evil Numbers
506
Fibonacci
578
Fizz Buzz
910
Foo Fizz Buzz Bar
752
Fractions
451
Happy Numbers
535
Leap Years
788
Leyland Numbers
515
Look and Say
665
Lucky Numbers
443
Morse Decoder
195
Morse Encoder
219
Niven Numbers
641
Niven Numbers (Long)
602
Number Spiral
263
Pangram Grep
618
Pernicious Numbers
267
Prime Numbers
573
Prime Numbers (Long)
486
Quine
706
Rock-paper-scissors-Spock-lizard
421
Spelling Numbers
465
Tongue-twisters
568
Transpose Sentence
357
United States
115
π
186