12 Days of Christmas
15th
99 Bottles of Beer
73rd
Abundant Numbers
61st
Abundant Numbers (Long)
Arithmetic Numbers
34th
Christmas Trees
18th
Cubes
11th
Divisors
15th
4th
Fibonacci
40th42nd38th109th129th17th55th53rd155th
Fizz Buzz
32nd
Foo Fizz Buzz Bar
29th
Fractions
25th
Hexdump
26th
ISBN
11th
Leap Years
49th
Medal Tally
15th
3rd
Pangram Grep
67th
Pascalβs Triangle
29th
11th
Prime Numbers
102nd
Quine
9th
22nd
56th
Seven Segment
23rd
Tongue-twisters
23rd
Vampire Numbers
18th