brainfuck
67th
31st
Card Number Validation
50th
Collatz
81st
Cubes
52nd
Day of Week
1st
Fibonacci
1st
Fizz Buzz
1st
Fractions
70th
Leap Years
7th
Odious Numbers
91st
Ordinal Numbers
1st
Pascal’s Triangle
54th
Quine
43rd1st1st
Reverse Polish Notation
30th
Roman to Arabic
17th
ROT13
13th
20th
Scrambled Sort
24th
Tic-tac-toe
49th
United States
6th
Van Eck Sequence
75th
π
21st