12 Days of Christmas
28th
Abundant Numbers
18th
brainfuck
25th
Christmas Trees
22nd
Diamonds
32nd
Divisors
15th
Emirp Numbers
27th
Evil Numbers
49th
Fibonacci
42nd
Fizz Buzz
20th
Happy Numbers
48th
Leap Years
16th
Morse Decoder
11th
Niven Numbers
40th
Odious Numbers
53rd
Ordinal Numbers
16th
Pangram Grep
36th
Pascalβs Triangle
41st
Pernicious Numbers
53rd
Prime Numbers
40th
Quine
19th
Roman to Arabic
16th
Seven Segment
50th