Task: Program Execution
Input (English): S 3515 7347 7365 g 7865 c 8669 7183 F 7343 8469 n 7081 j U R R 5987 y C 7723 9663 W f 4343 x x 3163 T B
Output (English): 1, 5, 7, 10, 13, 15, 16, 17, 18, 20, 21, 24, 25, 27, 28, 30, 31