12 Days of Christmas
11th
99 Bottles of Beer
4th
Abundant Numbers
6th
Abundant Numbers (Long)
4th
Arithmetic Numbers
13th
2nd
Calendar
3rd
Collatz
23rd
12th
Day of Week
15th
7th
DFA Simulator
7th
Fizz Buzz
15th
10th
Happy Numbers
9th
ISBN
10th
Kolakoski Constant
6th
Kolakoski Sequence
6th
Minesweeper
6th
Niven Numbers
19th
Niven Numbers (Long)
1st
Odious Numbers
31st
7th
Pangram Grep
10th
Partition Numbers
9th
Quine
1st185th11th
Recamán
5th
Reverse Polish Notation
3rd
ROT13
8th88th
Seven Segment
5th
Tower of Hanoi
20th
6th
4th
Transpose Sentence
10th
4th
Trinomial Triangle
8th
Vampire Numbers
6th
π
10th
φ
5th