12 Days of Christmas
29th
99 Bottles of Beer
11th
Abundant Numbers
18th
brainfuck
5th
Divisors
19th
Emirp Numbers
35th
Evil Numbers
30th
Fibonacci
1st
Fizz Buzz
21st
Happy Numbers
31st
Leap Years
35th
Niven Numbers
16th
Odious Numbers
29th
Ordinal Numbers
12th
Pangram Grep
4th
Pascal’s Triangle
23rd
Pernicious Numbers
37th
Poker
7th
Prime Numbers
21st
Quine
1st
United States
11th