12 Days of Christmas
758
24 Game
38
99 Bottles of Beer
704
Arrows
219
Card Number Validation
426
Collatz
756
Day of Week
797
Diamonds
324
Divisors
366
Farey Sequence
319
Fizz Buzz
644
Forsyth–Edwards Notation
422
ISBN
526
Kaprekar Numbers
162
Leap Years
767
Niven Numbers
636
Pernicious Numbers
402
Rock-paper-scissors-Spock-lizard
435
Seven Segment
356
Ten-pin Bowling
317
Tongue-twisters
670
π
125
𝑒
83