12 Days of Christmas
23rd
99 Bottles of Beer
40th19th
Abundant Numbers
17th
brainfuck
Christmas Trees
13th
CSS Colors
35th
Cubes
34th
Diamonds
49th12th
52nd
Divisors
17th
Emirp Numbers
19th
Emojify
11th
Evil Numbers
13th
Fibonacci
259th87th
Fizz Buzz
44th
715th
Happy Numbers
31st
Intersection
42nd35th
51st
Leyland Numbers
31st
Morse Decoder
13th
Morse Encoder
21st
Ordinal Numbers
9th
Pascal’s Triangle
13th
Pernicious Numbers
49th29th
69th
Quine
1st
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
24th
Rule 110
9th
Seven Segment
11th
Sierpiński Triangle
12th
Spelling Numbers
10th
Tongue-twisters
13th8th
United States
24th
λ
18th
π
21st
τ
19th
φ
20th
√2
3rd
20th16th
1st15th