Task: Program Execution
Input (English): l c 7033 8573 L 3225 6455 5715 6489 z M 4369 1659 8305 1909 8507 8643 f 5701 499 N e 8277 9807 1957 V l 8887 z 989 4413 1517 1173 2503 C b 8279
Output (English): 3, 4, 6, 7, 8, 9, 12, 13, 14, 15, 16, 17, 19, 20, 23, 24, 25, 28, 30, 31, 32, 33, 34, 37