Task: Program Execution
Input (English): 3551 W 8873 4239 P 137 5941 9415 4299 n L 2635 z 9785 2707 E P 6061 O 5789 2037 2391 w 7025 5885 1715 5765
Output (English): 2, 5, 10, 11, 13, 16, 17, 19, 23