12 Days of Christmas
106th
99 Bottles of Beer
70th
Abundant Numbers
220th
Arabic to Roman
134th
brainfuck
158th
Christmas Trees
113th
Cubes
71st
Diamonds
61st
Divisors
86th
Emirp Numbers
146th
Evil Numbers
225th
Fibonacci
248th
Fizz Buzz
1st
Happy Numbers
121st
Leap Years
221st
Morse Decoder
68th
Morse Encoder
62nd
Niven Numbers
195th
Odious Numbers
212th
Ordinal Numbers
121st
Pangram Grep
52nd
Pascal’s Triangle
121st
Pernicious Numbers
177th
Prime Numbers
192nd
Quine
345th
Rock-paper-scissors-Spock-lizard
106th
Roman to Arabic
48th
Rule 110
81st
Seven Segment
95th
Sierpiński Triangle
114th
Spelling Numbers
π
209th
√2
106th