Task: Program Execution
Input (English): o 9041 4499 i W 5039 l n 6937 l A 197 1659 7837 a P t u R 9655 P 5841 4753 1881 o O 5269 4743 i 8911 r
Output (English): 1, 4, 5, 7, 8, 10, 11, 15, 16, 17, 18, 19, 21, 25, 26, 29, 31