12 Days of Christmas
41st
Abundant Numbers
94th
160th
Arithmetic Numbers
29th
brainfuck
104th
Card Number Validation
72nd
Collatz
143rd
Divisors
490th
Fibonacci
187th
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Game of Life
78th
Intersection
138th
ISBN
122nd
Kaprekar Numbers
79th
Maze
80th
Niven Numbers
199th
ROT13
88th
Sierpiński Triangle
189th
Tic-tac-toe
13th