Task: Program Execution
Input (English): 6723, 2127, 5663, O, P, o, w, o, C, o, 7933, F, 5721, Q, 9353, 3377, 6713, S, 4613, C, 6245, 4865, 6437, u
Output (English): 1, 2, 3, 11, 13, 15, 16, 17, 19, 21, 22, 23