12 Days of Christmas
24th
99 Bottles of Beer
44th21st
Abundant Numbers
17th
brainfuck
Christmas Trees
13th
CSS Colors
41st
Cubes
37th
Diamonds
54th13th
58th
Divisors
19th
Emirp Numbers
21st
Emojify
11th
Evil Numbers
14th
Fibonacci
297th102nd
Fizz Buzz
56th
771st
Happy Numbers
35th
Intersection
44th40th
61st
Leyland Numbers
36th
Morse Decoder
13th
Morse Encoder
22nd
Ordinal Numbers
11th
Pascal’s Triangle
13th
Pernicious Numbers
61st34th
74th
Quine
1st
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
26th
Rule 110
10th
Seven Segment
11th
Sierpiński Triangle
15th
Spelling Numbers
11th
Tongue-twisters
16th10th
United States
25th
λ
19th
π
26th
τ
24th
φ
24th
√2
3rd
26th18th
1st15th