12 Days of Christmas
32nd
99 Bottles of Beer
14th
Abundant Numbers
37th
brainfuck
31st
Christmas Trees
5th
Cubes
11th
Diamonds
20th
Divisors
86th
Emirp Numbers
20th
Evil Numbers
31st
Fibonacci
749th1st
Fizz Buzz
134th
Happy Numbers
24th
Leap Years
29th
Morse Encoder
9th
Niven Numbers
45th
Odious Numbers
29th
Ordinal Numbers
24th
Pangram Grep
Pascal’s Triangle
20th
Pernicious Numbers
32nd
Prime Numbers
42nd
Quine
1st
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
Rule 110
12th
Seven Segment
14th
Sierpiński Triangle
24th
λ
7th
π
57th
15th
τ
9th
φ
11th
√2
9th
𝑒
12th