12 Days of Christmas
32nd112th
99 Bottles of Beer
48th
Arabic to Roman
26th130th
Arrows
24th65th
Card Number Validation
19th
Christmas Trees
88th
CSS Colors
25th
Diamonds
25th95th
Evil Numbers
122nd
Fizz Buzz
282nd853rd
Hexdump
ISBN
26th
Morse Encoder
33rd
Niven Numbers
70th194th
Odious Numbers
52nd
Reverse Polish Notation
15th
Roman to Arabic
21st
Tongue-twisters
34th