12 Days of Christmas
29th
Abundant Numbers
63rd
Card Number Validation
12th
Evil Numbers
48th
Evil Numbers (Long)
30th
Fibonacci
117th
Fizz Buzz
557th107th229th71st261st1,049th201st2,176th168th57th
Foo Fizz Buzz Bar
50th
69th226th
Leap Years
67th
96th266th
Odious Numbers
38th
Odious Numbers (Long)
26th
Tongue-twisters
27th