12 Days of Christmas
26th
99 Bottles of Beer
10th
Abundant Numbers
16th
brainfuck
4th
Divisors
18th
Emirp Numbers
30th
Evil Numbers
25th
Fibonacci
18th
Fizz Buzz
18th
Happy Numbers
25th
Leap Years
33rd
Niven Numbers
14th
Odious Numbers
23rd
Ordinal Numbers
11th
Pangram Grep
4th
Pascalβs Triangle
19th
Pernicious Numbers
29th
Poker
6th
Prime Numbers
20th
Quine
1st
United States
11th