12 Days of Christmas
16th
99 Bottles of Beer
7th
Abundant Numbers
30th
Christmas Trees
22nd
Collatz
40th
CSS Colors
8th
Divisors
57th
Emojify
15th
Fibonacci
109th
Fizz Buzz
86th
Foo Fizz Buzz Bar
13th
Leap Years
53rd
Pangram Grep
38th
Prime Numbers
91st
Prime Numbers (Long)
48th
Quine
32nd
Seven Segment
18th
Tongue-twisters
14th
United States
11th