Task: Program Execution
Input (English): 6685 37 i 2841 8653 f 8215 6173 A 2649 7897 j c 3041 8375 5505 6447 3329 f 6499 X e 509 E 7509 A S F
Output (English): i, f, A, j, c, f, X, e, E, A, S, F