Task: Program Execution
Input (English): 6773 3529 t 4911 w 4079 r X 8997 2947 4843 X 9663 6769 7403 1033 7889 9371 5611 4453 8017 D H a b p 4929 k
Output (English): 1, 2, 4, 6, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 27