Task: Program Execution
Input (English): w 8523 Z S 2403 6821 I 4647 h Y 5649 K 8915 t 2511 w m 513 3197 o o 3 5111 9763 4605 3389 9519 4081
Output (English): 2, 5, 6, 8, 11, 13, 15, 18, 19, 22, 23, 24, 25, 26, 27, 28