12 Days of Christmas
22nd
99 Bottles of Beer
18th
Abundant Numbers
10th
Abundant Numbers (Long)
9th
Card Number Validation
13th
Christmas Trees
12th
Day of Week
29th
Divisors
9th
Evil Numbers
27th
134th
Evil Numbers (Long)
19th
Fibonacci
1st
105th
Fizz Buzz
34th8th1st42nd
Foo Fizz Buzz Bar
14th
Happy Numbers
38th
Happy Numbers (Long)
19th
Hexdump
8th
ISBN
20th
Leap Years
14th
375th
Look and Say
17th
Lucky Numbers
27th
Morse Encoder
10th
Niven Numbers
50th
Niven Numbers (Long)
20th
Odious Numbers
26th
Odious Numbers (Long)
19th
PalindromemordnilaP
1st
134th
Partition Numbers
10th
Pascal’s Triangle
39th
247th
Prime Numbers
25th
Prime Numbers (Long)
16th
Quine
1st
1st
Reverse Polish Notation
13th
Rock-paper-scissors-Spock-lizard
10th
ROT13
10th
Scrambled Sort
14th
Trinomial Triangle
8th
Vampire Numbers
18th
Van Eck Sequence
20th
Zeckendorf Representation
13th