12 Days of Christmas
4th
99 Bottles of Beer
9th
Abundant Numbers
8th
Abundant Numbers (Long)
8th
Arithmetic Numbers
10th
Ascending Primes
10th
brainfuck
33rd
Catalan Numbers
18th
Collatz
9th
Divisors
12th
Emirp Numbers
17th
Emirp Numbers (Long)
5th
Evil Numbers
12th
Evil Numbers (Long)
10th
Fibonacci
21st
Fizz Buzz
1st
Foo Fizz Buzz Bar
9th
Happy Numbers
28th
Happy Numbers (Long)
25th
Kaprekar Numbers
6th
Leap Years
10th
Leyland Numbers
7th
Niven Numbers
15th
Niven Numbers (Long)
11th
Odious Numbers
13th
Odious Numbers (Long)
12th
Pernicious Numbers
18th
Pernicious Numbers (Long)
8th
Prime Numbers
10th
Prime Numbers (Long)
8th
Tongue-twisters
19th