12 Days of Christmas
40th
99 Bottles of Beer
51st
Arabic to Roman
30th
ASCII Table
15th
79th
28th
Calendar
3rd
4th
8th
3rd
17th
6th
Card Number Validation
21st
Fibonacci
111th
Fizz Buzz
31st
39th
57th
177th31st119th
2,526th
49th
Hexdump
34th17th
11th
Taxicab Numbers
13th
Tic-tac-toe
14th
United States
22nd
π
195th
φ
22nd
√2
4th
𝑒
5th
29th