12 Days of Christmas
47th
99 Bottles of Beer
480th
32nd
Abundant Numbers
52nd
Arabic to Roman
38th
brainfuck
28th
Christmas Trees
74th
CSS Colors
33rd
Cubes
34th
Diamonds
59th
Divisors
475th
75th
Emirp Numbers
32nd
Evil Numbers
54th
Fibonacci
63rd
Fizz Buzz
1,137th
80th
Happy Numbers
52nd
Leap Years
22nd
Leyland Numbers
43rd
Lucky Tickets
Morse Decoder
21st
Morse Encoder
25th
Niven Numbers
42nd
Odious Numbers
47th
Ordinal Numbers
1st
23rd
Pangram Grep
57th
Pascal’s Triangle
39th
Pernicious Numbers
54th
Prime Numbers
62nd
Quine
103rd
98th
Rock-paper-scissors-Spock-lizard
34th
Roman to Arabic
42nd
Rule 110
32nd
Seven Segment
25th
Sierpiński Triangle
25th
Spelling Numbers
18th
Sudoku
51st
15th
United States
35th
Vampire Numbers
32nd
λ
25th
π
τ
36th
φ
√2
𝑒
37th