12 Days of Christmas
21st
99 Bottles of Beer
18th
Abundant Numbers
6th
Abundant Numbers (Long)
8th
Card Number Validation
12th
Christmas Trees
11th
Day of Week
29th
Divisors
9th
Evil Numbers
26th
132nd
Evil Numbers (Long)
19th
Fibonacci
1st
103rd
Fizz Buzz
32nd8th1st1st
Foo Fizz Buzz Bar
14th
Happy Numbers
35th
Happy Numbers (Long)
19th
Hexdump
8th
ISBN
20th
Leap Years
23rd
364th
Look and Say
17th
Lucky Numbers
25th
Morse Encoder
10th
Niven Numbers
50th
Niven Numbers (Long)
23rd
Odious Numbers
25th
Odious Numbers (Long)
18th
PalindromemordnilaP
3rd
Partition Numbers
10th
Prime Numbers
24th
Prime Numbers (Long)
16th
Quine
1st
1st
Reverse Polish Notation
13th
Rock-paper-scissors-Spock-lizard
10th
ROT13
10th
Scrambled Sort
13th
Trinomial Triangle
8th
Vampire Numbers
14th
Van Eck Sequence
20th
Zeckendorf Representation
13th