12 Days of Christmas
46th
99 Bottles of Beer
491st
28th
Abundant Numbers
54th
Arabic to Roman
36th
brainfuck
21st
Christmas Trees
77th
CSS Colors
38th
Cubes
33rd
Diamonds
64th
Divisors
483rd
81st
Emirp Numbers
92nd
Evil Numbers
58th
Fibonacci
65th
Fizz Buzz
1,151st
83rd
Happy Numbers
78th
Leap Years
21st
Leyland Numbers
45th
Lucky Tickets
Morse Decoder
27th
Morse Encoder
30th
Niven Numbers
46th
Odious Numbers
52nd
Ordinal Numbers
1st
24th
Pangram Grep
60th
Pascal’s Triangle
42nd
Pernicious Numbers
59th
Prime Numbers
66th
Quine
108th
100th
Rock-paper-scissors-Spock-lizard
38th
Roman to Arabic
41st
Rule 110
32nd
Seven Segment
22nd
Sierpiński Triangle
25th
Spelling Numbers
17th
Sudoku
51st
17th
United States
36th
Vampire Numbers
28th
λ
25th
π
τ
36th
φ
√2
𝑒
38th