Task: Program Execution
Input (English): 2469 2111 2557 p g 6553 1647 9587 5467 5263 F Q 5053 939 1263 9197 V 19 6049 1213 147 W 4387 o X 4967 7333 8987 i R 3725 S
Output (English): 1, 2, 3, 6, 7, 8, 9, 10, 13, 14, 15, 16, 18, 19, 20, 21, 23, 26, 27, 28, 31