12 Days of Christmas
63rd
99 Bottles of Beer
70th
Arabic to Roman
14th
Christmas Trees
41st
Divisors
50th
Evil Numbers
88th
Fibonacci
101st
Fizz Buzz
188th
Happy Numbers
56th
Leap Years
89th
Morse Decoder
14th
Morse Encoder
16th
Odious Numbers
74th
Ordinal Numbers
21st
Pangram Grep
52nd
Pascal’s Triangle
27th
Pernicious Numbers
50th
Prime Numbers
55th
Rock-paper-scissors-Spock-lizard
13th