12 Days of Christmas
125th
99 Bottles of Beer
117th
Abundant Numbers
47th
Arabic to Roman
55th
brainfuck
19th135th
Christmas Trees
23rd157th
Cubes
175th
Diamonds
40th
Divisors
169th38th1st
Emirp Numbers
121st
Evil Numbers
24th148th
Fibonacci
51st200th
Fizz Buzz
292nd9th69th
Happy Numbers
75th
Leap Years
119th44th63rd
Morse Decoder
111th
Morse Encoder
37th
Niven Numbers
91st
Odious Numbers
323rd
Ordinal Numbers
7th
Pangram Grep
23rd193rd
Pascal’s Triangle
137th
Pernicious Numbers
211th
Poker
49th
Prime Numbers
275th
Quine
84th
Rock-paper-scissors-Spock-lizard
70th
Roman to Arabic
97th
Rule 110
127th
Seven Segment
92nd
Sierpiński Triangle
73rd
Spelling Numbers
57th
Sudoku
39th
Ten-pin Bowling
λ
142nd
π
120th
τ
107th
φ
121st
√2
417th
𝑒
235th