12 Days of Christmas
336th
99 Bottles of Beer
430th
Abundant Numbers
35th
73rd
Arabic to Roman
35th
Christmas Trees
287th
Cubes
101st
Diamonds
156th
Divisors
56th557th131st
Emirp Numbers
30th
66th
Evil Numbers
55th
119th
Fibonacci
148th
230th
Fizz Buzz
193rd1,437th394th
Happy Numbers
37th229th62nd
Leap Years
57th435th107th
Morse Decoder
87th14th
Morse Encoder
104th
Niven Numbers
62nd356th81st
Odious Numbers
45th334th95th
Ordinal Numbers
206th30th
Pangram Grep
226th34th
Pascal’s Triangle
209th47th
Pernicious Numbers
198th62nd
Prime Numbers
71st460th140th
Rock-paper-scissors-Spock-lizard
124th
Roman to Arabic
138th
Rule 110
100th12th
Seven Segment
142nd34th