Task: Program Execution
Input (English): s h 2629 7769 O 5651 6923 W 2763 K 4811 H P 5107 1817 E P 8729 5783 6887 n n 7979 m y 7555 r a k 7747 t P 5247 5761 973 3247 a
Output (English): 1, 2, 5, 8, 10, 12, 13, 16, 17, 21, 22, 24, 25, 27, 28, 29, 31, 32, 37