Task: Program Execution
Input (English): c 5651 M 1675 l S K C T C f U 6221 n 5573 u 9451 2693 8153 3829 L n H D z 5133 147 9705 B s 4445 4649 3875
Output (English): 2, 4, 13, 15, 17, 18, 19, 20, 26, 27, 28, 31, 32, 33