12 Days of Christmas
470
99 Bottles of Beer
477
Abundant Numbers
765
Arabic to Roman
583
Arithmetic Numbers
518
Arrows
213
ASCII Table
430
Christmas Trees
671
Collatz
832
CSS Colors
116
Day of Week
896
Diamonds
446
Divisors
749
Emirp Numbers
443
Emojify
477
Evil Numbers
506
Fibonacci
578
Fizz Buzz
908
Foo Fizz Buzz Bar
746
Fractions
451
Happy Numbers
441
Leap Years
787
Leyland Numbers
515
Look and Say
665
Lucky Numbers
443
Morse Decoder
205
Morse Encoder
227
Niven Numbers
638
Niven Numbers (Long)
600
Number Spiral
263
Pangram Grep
616
Pernicious Numbers
267
Prime Numbers
573
Prime Numbers (Long)
486
Quine
706
Rock-paper-scissors-Spock-lizard
406
Spelling Numbers
288
Tongue-twisters
376
Transpose Sentence
357
United States
104
π
167