Task: Program Execution
Input (English): 2833 A b 3969 q M 3559 435 5553 1695 975 4635 T N m 4771 L A j y Q 2417 W u 9635 103 r 4433
Output (English): 1, 4, 7, 8, 9, 10, 11, 12, 16, 22, 25, 26, 28