12 Days of Christmas
43rd
Christmas Trees
56th
Divisors
39th
Emirp Numbers
81st
Evil Numbers
85th
Fibonacci
174th
Fizz Buzz
193rd
Happy Numbers
41st
Morse Decoder
22nd
Niven Numbers
94th
Odious Numbers
72nd
Pangram Grep
58th
Pascal’s Triangle
62nd
Pernicious Numbers
84th
Prime Numbers
111th
Quine
99th
Roman to Arabic
40th
Seven Segment
30th