12 Days of Christmas
78th
Abundant Numbers
38th
Arabic to Roman
33rd
brainfuck
30th
Christmas Trees
59th
Cubes
25th
Divisors
44th
Fibonacci
187th
Fizz Buzz
349th
Odious Numbers
77th
Ordinal Numbers
45th
Prime Numbers
59th
Quine
128th
Rock-paper-scissors-Spock-lizard
14th
Roman to Arabic
34th
Rule 110
31st
Seven Segment
31st