12 Days of Christmas
26th
99 Bottles of Beer
15th
Day of Week
89th
Divisors
32nd
Emojify
17th
Evil Numbers
34th
Evil Numbers (Long)
23rd
Fibonacci
31st
Fizz Buzz
1st
Foo Fizz Buzz Bar
21st
ISBN
Leap Years
39th
Morse Decoder
4th
Odious Numbers
41st
Odious Numbers (Long)
28th
Ordinal Numbers
11th
Prime Numbers
27th
Quine
25th