12 Days of Christmas
50th
99 Bottles of Beer
7th
Abundant Numbers
25th
brainfuck
62nd
Christmas Trees
22nd146th
Collatz
48th
Day of Week
99th
Divisors
30th
Evil Numbers
46th13th14th558th
Evil Numbers (Long)
13th
Fibonacci
282nd
Fizz Buzz
1st
Foo Fizz Buzz Bar
12th
Fractions
1st
Happy Numbers
63rd
Intersection
40th
Leap Years
52nd
Leyland Numbers
41st
ln 2
51st
Morse Encoder
29th
Niven Numbers
1st
Odious Numbers
11th
Ordinal Numbers
70th
Pangram Grep
10th
Prime Numbers
84th
Prime Numbers (Long)
51st
Quine
29th
Reverse Polish Notation
9th
Rock-paper-scissors-Spock-lizard
27th
Rule 110
19th
Seven Segment
64th
SI Units
18th
SierpiΕski Triangle
105th
Spelling Numbers
35th
Tongue-twisters
74th
United States
14th
Vampire Numbers
53rd
β2
22nd