12 Days of Christmas
355th
99 Bottles of Beer
156th
Abundant Numbers
59th
Arabic to Roman
72nd
brainfuck
92nd
Christmas Trees
117th
CSS Colors
29th
Divisors
170th
Evil Numbers
151st
Fibonacci
127th
Fizz Buzz
412th
Leap Years
105th
Leyland Numbers
45th
Niven Numbers
131st
Odious Numbers
131st
Ordinal Numbers
77th
Pangram Grep
108th
Pernicious Numbers
83rd
Prime Numbers
187th
Quine
185th
Rock-paper-scissors-Spock-lizard
73rd
Seven Segment
64th
Spelling Numbers
42nd
United States
λ
82nd
π
189th