12 Days of Christmas
351
24 Game
499
99 Bottles of Beer
366
Abundant Numbers
706
Abundant Numbers (Long)
773
Alphabetic Numbers
540
Arabic to Roman
443
Arithmetic Numbers
438
Arrows
561
Ascending Primes
579
ASCII Table
621
Billiards
384
brainfuck
392
Card Number Validation
422
Catalan Numbers
888
Catalan’s Constant
429
Chess Move Validation
489
Collatz
689
CSS Colors
313
Fibonacci
932
Fizz Buzz
682
Happy Numbers
469
Happy Numbers (Long)
584
Intersection
578
Kaprekar Numbers
232
Leap Years
880
ln 2
635
Lucky Tickets
440
Niven Numbers
740
Ordinal Numbers
568
Taxicab Numbers
503
π
572
τ
568
φ
586
√2
583
𝑒
577