12 Days of Christmas
862
99 Bottles of Beer
666
Abundant Numbers
760
Arabic to Roman
602
Arithmetic Numbers
511
Arrows
188
ASCII Table
505
Christmas Trees
667
Collatz
799
CSS Colors
241
Day of Week
901
Diamonds
443
Divisors
742
Emirp Numbers
500
Emojify
465
Evil Numbers
505
Fibonacci
576
Fizz Buzz
905
Foo Fizz Buzz Bar
745
Fractions
451
Happy Numbers
531
Leap Years
766
Leyland Numbers
508
Look and Say
658
Lucky Numbers
437
Morse Decoder
170
Morse Encoder
214
Niven Numbers
633
Niven Numbers (Long)
592
Number Spiral
262
Pangram Grep
611
Pernicious Numbers
265
Prime Numbers
572
Prime Numbers (Long)
484
Quine
704
Rock-paper-scissors-Spock-lizard
416
Spelling Numbers
456
Tongue-twisters
556
Transpose Sentence
355
United States
113
π
186