Task: Program Execution
Input (English): P 2727 1909 4265 5215 1545 U 8845 4135 7479 2275 437 4337 9577 Y 7119 3529 5011 r E G L P M 6449 7025 V 6263 b 4531 y P 4465 4077 7093 2437
Output (English): 1, 7, 15, 19, 20, 21, 22, 23, 24, 27, 29, 31, 32