12 Days of Christmas
28th
Abundant Numbers
12th
brainfuck
28th
Christmas Trees
22nd
Diamonds
36th
Divisors
14th
Emirp Numbers
29th
Evil Numbers
49th
Fibonacci
11th
Fizz Buzz
21st
Happy Numbers
51st
Leap Years
7th
Morse Decoder
10th
Niven Numbers
41st
Odious Numbers
56th
Ordinal Numbers
14th
Pangram Grep
35th
Pascal’s Triangle
46th
Pernicious Numbers
64th
Prime Numbers
43rd
Quine
22nd
Roman to Arabic
16th
Seven Segment
53rd