12 Days of Christmas
577
99 Bottles of Beer
711
Billiards
300
Card Number Validation
348
Christmas Trees
569
CSS Colors
97
Divisors
817
Emojify
326
Factorial Factorisation
127
Fibonacci
698
Fizz Buzz
718
Foo Fizz Buzz Bar
743
ISBN
651
Leap Years
646
ln 2
126
Morse Decoder
232
Morse Encoder
323
Ordinal Numbers
633
Prime Numbers
533
Prime Numbers (Long)
701
Rock-paper-scissors-Spock-lizard
516467
Tongue-twisters
437
United States
204
π
135
τ
131
√2
135