Task: Program Execution
Input (English): 1101 x A 8609 2865 5199 A 4993 8257 9853 6039 8727 8939 3733 9373 4905 K W 5021 2337 T 7949 w z S 891 r I
Output (English): 2, 3, 7, 17, 18, 21, 23, 24, 25, 27, 28