Task: Program Execution
Input (English): 9967 8531 c B 2417 7203 q W 545 9597 O 5151 a S 217 8901 1475 j 6353 4989 4301 2073 d 8523 8881 U 8665 r K Y u 5047
Output (English): 1, 2, 5, 6, 9, 10, 12, 15, 16, 17, 19, 20, 21, 22, 24, 25, 27, 32