12 Days of Christmas
43rd
99 Bottles of Beer
6th
Abundant Numbers
23rd
brainfuck
52nd
Christmas Trees
20th
123rd
Collatz
39th
Day of Week
62nd
Divisors
26th
Evil Numbers
39th
12th
13th
488th
Evil Numbers (Long)
11th
Fibonacci
256th
Fizz Buzz
1st
Foo Fizz Buzz Bar
9th
Fractions
1st
Happy Numbers
57th
Intersection
36th
Leap Years
47th
Leyland Numbers
37th
Morse Encoder
26th
Niven Numbers
1st
Odious Numbers
11th
Ordinal Numbers
63rd
Pangram Grep
10th
Prime Numbers
75th
Prime Numbers (Long)
40th
Quine
25th
Reverse Polish Notation
7th
Rock-paper-scissors-Spock-lizard
21st
Rule 110
18th
Seven Segment
60th
SI Units
12th
SierpiΕski Triangle
91st
Spelling Numbers
30th
Tongue-twisters
62nd
United States
9th
Vampire Numbers
43rd
β2
20th