12 Days of Christmas
132nd
99th
99 Bottles of Beer
63rd
Arabic to Roman
58th
Christmas Trees
436th37th
Cubes
35th
Diamonds
55th
Divisors
491st78th
Emirp Numbers
466th83rd
Evil Numbers
84th
Fibonacci
950th63rd
Fizz Buzz
81st
Happy Numbers
69th
Leap Years
98th
Morse Decoder
29th
Morse Encoder
31st
Niven Numbers
84th
Odious Numbers
64th
Ordinal Numbers
82nd48th
Pangram Grep
89th
Pascal’s Triangle
74th
Pernicious Numbers
68th
Prime Numbers
24th
Quine
99th
Rock-paper-scissors-Spock-lizard
254th35th
Roman to Arabic
54th
Rule 110
44th
Seven Segment
40th
Sierpiński Triangle
40th
λ
28th
π
117th177th50th
τ
38th
φ
46th
√2
45th
𝑒
65th