12 Days of Christmas
258th
99 Bottles of Beer
238th
Abundant Numbers
65th
Arrows
41st
brainfuck
167th
46th
Divisors
71st
Emirp Numbers
57th
Evil Numbers
107th
Forsyth–Edwards Notation
35th
Leap Years
86th
Levenshtein Distance
1st
Morse Decoder
29th
Niven Numbers
72nd
Pangram Grep
15th
Pernicious Numbers
54th
Quine
1st84th33rd1st100th
Rock-paper-scissors-Spock-lizard
41st
Star Wars GPT
22nd
Van Eck Sequence
34th
π
141st
φ