12 Days of Christmas
18th
99 Bottles of Beer
43rd19th
Abundant Numbers
8th
brainfuck
Christmas Trees
13th
CSS Colors
38th
Cubes
35th
Diamonds
52nd13th
51st
Divisors
19th
Emirp Numbers
22nd
Emojify
19th
Evil Numbers
10th
Fibonacci
280th93rd
Fizz Buzz
53rd
753rd
Happy Numbers
32nd
Intersection
45th36th
47th
Leyland Numbers
33rd
Morse Decoder
13th
Morse Encoder
22nd
Ordinal Numbers
10th
Pascal’s Triangle
13th
Pernicious Numbers
56th33rd
72nd
Quine
1st
Rock-paper-scissors-Spock-lizard
14th
Roman to Arabic
27th
Rule 110
10th
Seven Segment
14th
Sierpiński Triangle
12th
Spelling Numbers
10th
Tongue-twisters
71st15th
United States
24th
λ
17th
π
25th
τ
23rd
φ
23rd
√2
3rd
23rd1st
1st15th