Task: Program Execution
Input (English): 7767 w 5757 3247 5781 Y h E B c 2915 S c E 7639 7813 H g z 6899 X 8501 I 7593 w 9 1713 9001
Output (English): 1, 3, 4, 5, 11, 15, 16, 20, 22, 24, 26, 27, 28