12 Days of Christmas
100th
99 Bottles of Beer
68th
Abundant Numbers
205th
Arabic to Roman
123rd
brainfuck
147th
Christmas Trees
109th
Cubes
64th
Diamonds
57th
Divisors
79th
Emirp Numbers
136th
Evil Numbers
205th
Fibonacci
232nd
Fizz Buzz
1st
Happy Numbers
113th
Leap Years
207th
Morse Decoder
65th
Morse Encoder
61st
Niven Numbers
176th
Odious Numbers
197th
Ordinal Numbers
114th
Pangram Grep
50th
Pascal’s Triangle
111th
Pernicious Numbers
170th
Prime Numbers
177th
Quine
329th
Rock-paper-scissors-Spock-lizard
99th
Roman to Arabic
44th
Rule 110
71st
Seven Segment
91st
Sierpiński Triangle
105th
Spelling Numbers
π
185th
√2
92nd