12 Days of Christmas
56th
99 Bottles of Beer
18th
Abundant Numbers
24th
Abundant Numbers (Long)
19th
Arithmetic Numbers
16th
Arrows
16th
brainfuck
19th
Christmas Trees
17th
Collatz
Diamonds
Divisors
39th
Evil Numbers
Evil Numbers (Long)
Fibonacci
209th42nd1st
Fizz Buzz
102nd
Foo Fizz Buzz Bar
13th
Fractions
23rd
Hexdump
11th
ISBN
22nd
Kaprekar Numbers
10th
Leap Years
33rd
Morse Encoder
10th
N Queens
10th
Niven Numbers
42nd
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
25th
Pangram Grep
31st
Pernicious Numbers
41st
Quine
100th
Sierpiński Triangle
27th
Tongue-twisters
23rd
Trinomial Triangle
3rd
π
9th