Abundant Numbers
14th
brainfuck
22nd
Card Number Validation
23rd
Catalan Numbers
218th
Collatz
56th
Divisors
355th
Evil Numbers
125th
Evil Numbers (Long)
230th
Fibonacci
200th54th1st1st
Fizz Buzz
12th54th
Fractions
5th1st
Leap Years
19th49th
Leyland Numbers
7th
Odious Numbers
90th
Odious Numbers (Long)
187th
Ordinal Numbers
81st
Pangram Grep
17th36th
Prime Numbers
122nd
Quine
67th
ROT13
1st
Transpose Sentence
7th3rd
Van Eck Sequence
16th
Zeckendorf Representation
25th
√2
138th