12 Days of Christmas
439
355
99 Bottles of Beer
775
358
Abundant Numbers
758
Abundant Numbers (Long)
820
Arabic to Roman
628
Arithmetic Numbers
771
Arrows
336
Card Number Validation
662
Christmas Trees
207
Collatz
801
588
CSS Colors
111
Diamonds
337
147
Divisors
800
Evil Numbers
828
Evil Numbers (Long)
846
719
Fibonacci
940
900
Fizz Buzz
888
Foo Fizz Buzz Bar
488
Fractions
627
Happy Numbers
517
ISBN
676
Niven Numbers
844
721
Number Spiral
231
Odious Numbers
845
727
Odious Numbers (Long)
846
719
Pernicious Numbers
754
Pernicious Numbers (Long)
787
Prime Numbers
673
465
Rock-paper-scissors-Spock-lizard
444
Tongue-twisters
428
π
130
27
163
57