Task: Program Execution
Input (English): O P 7433 5271 9019 1235 v 2529 3523 4181 O 4471 H M 8687 9051 2791 6777 7151 5531 1231 733 R 7731 u 1415 C 8931 2663
Output (English): 1, 2, 7, 11, 13, 14, 23, 25, 27