12 Days of Christmas
20th
99 Bottles of Beer
16th
Abundant Numbers
10th
Abundant Numbers (Long)
9th
Card Number Validation
11th
Christmas Trees
11th
Day of Week
26th
Divisors
8th
Evil Numbers
25th
119th
Evil Numbers (Long)
16th
Fibonacci
1st
98th
Fizz Buzz
32nd8th1st153rd
Foo Fizz Buzz Bar
12th
Happy Numbers
34th
Happy Numbers (Long)
17th
Hexdump
8th
ISBN
19th
Leap Years
13th
353rd
Look and Say
17th
Lucky Numbers
23rd
Morse Encoder
10th
Niven Numbers
43rd
Niven Numbers (Long)
18th
Odious Numbers
22nd
Odious Numbers (Long)
16th
PalindromemordnilaP
3rd
Partition Numbers
8th
Prime Numbers
26th
Prime Numbers (Long)
17th
Quine
1st
Reverse Polish Notation
13th
Rock-paper-scissors-Spock-lizard
10th
ROT13
7th
Scrambled Sort
9th
Vampire Numbers
17th
Van Eck Sequence
17th
Zeckendorf Representation
10th