Task: Program Execution
Input (English): z 9791 6627 9777 D e 4309 U a 6699 S j 7209 8157 3597 5125 1691 3101 i 5263 P T 177 w 1371 9723 r 2913 1653 C L
Output (English): 1, 5, 6, 8, 9, 11, 12, 19, 21, 22, 24, 27, 30, 31