12 Days of Christmas
42nd
Abundant Numbers
95th
162nd
Arithmetic Numbers
29th
brainfuck
105th
Card Number Validation
76th
Collatz
145th
Divisors
491st
Fibonacci
189th
Fizz Buzz
59th
Foo Fizz Buzz Bar
1st
Game of Life
79th
Intersection
144th
ISBN
124th
Kaprekar Numbers
85th
Maze
82nd
Niven Numbers
200th
ROT13
93rd
Sierpiński Triangle
193rd
Tic-tac-toe
13th