Task: Program Execution
Input (English): 3063 R h O Y 4265 1153 R x e 1643 7835 y t 2895 u W R 7865 3511 S 9895 d 5503 6153 8225 7411 U 6901 3771 5397 U 2335 1269 h y d R 547 W
Output (English): 1, 6, 7, 11, 12, 15, 19, 20, 22, 24, 25, 26, 27, 29, 30, 31, 33, 34, 39