12 Days of Christmas
37th
99 Bottles of Beer
59th
Abundant Numbers
21st
Abundant Numbers (Long)
21st
Arabic to Roman
32nd
Arithmetic Numbers
21st
Arrows
16th
ASCII Table
12th
Catalan Numbers
30th
Christmas Trees
6th175th
Collatz
22nd
CSS Colors
13th
Cubes
7th
Day of Week
21st
Diamonds
17th
Emojify
10th
Evil Numbers
53rd
Evil Numbers (Long)
24th
56th
Fibonacci
187th
205th
Fizz Buzz
128th571st97th1,404th152nd
Foo Fizz Buzz Bar
30th
Happy Numbers
46th
Happy Numbers (Long)
30th
Leap Years
37th259th
Odious Numbers
34th
Odious Numbers (Long)
24th
Seven Segment
15th
Tic-tac-toe
10th