Abundant Numbers
59th
Abundant Numbers (Long)
42nd
Arithmetic Numbers
28th
Diamonds
37th
Divisors
63rd
Evil Numbers
40th
Evil Numbers (Long)
25th
Fizz Buzz
1st
Fractions
18th
Game of Life
17th
ISBN
42nd
Odious Numbers
33rd
Odious Numbers (Long)
24th
PalindromemordnilaP
10th
Pernicious Numbers
45th
Prime Numbers
69th
Prime Numbers (Long)
48th
Quine
104th
RecamΓ‘n
17th
Tongue-twisters
29th