12 Days of Christmas
22nd
99 Bottles of Beer
19th
Abundant Numbers
6th
Abundant Numbers (Long)
8th
Card Number Validation
13th
Christmas Trees
12th
Day of Week
29th
Divisors
9th
Evil Numbers
27th
135th
Evil Numbers (Long)
20th
Fibonacci
1st
105th
Fizz Buzz
34th8th1st1st
Foo Fizz Buzz Bar
15th
Happy Numbers
37th
Happy Numbers (Long)
19th
Hexdump
8th
ISBN
20th
Leap Years
24th
370th
Look and Say
17th
Lucky Numbers
28th
Morse Encoder
10th
Niven Numbers
50th
Niven Numbers (Long)
24th
Odious Numbers
26th
Odious Numbers (Long)
19th
PalindromemordnilaP
1st
125th
Partition Numbers
10th
Pascal’s Triangle
39th
235th
Prime Numbers
24th
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
14th
Van Eck Sequence
22nd
Zeckendorf Representation
12th