Task: Program Execution
Input (English): O O 6847 6611 6645 887 K U R c 5131 4787 6503 2243 W s 3823 f q 4003 99 w J c 6837 s 1651 Y j 2717 6611 q 5513 7785 t 8199 F 3705
Output (English): 3, 4, 5, 6, 11, 12, 13, 14, 17, 20, 21, 25, 27, 30, 31, 33, 34, 36, 38