12 Days of Christmas
66th
99 Bottles of Beer
71st
Arabic to Roman
15th
Christmas Trees
41st
Divisors
48th
Evil Numbers
85th
Fibonacci
89th
Fizz Buzz
184th
Happy Numbers
53rd
Leap Years
84th
Morse Decoder
14th
Morse Encoder
16th
Odious Numbers
70th
Ordinal Numbers
20th
Pangram Grep
49th
Pascalβs Triangle
26th
Pernicious Numbers
47th
Prime Numbers
50th
Rock-paper-scissors-Spock-lizard
17th