Task: Program Execution
Input (English): b 1409 3813 L 2367 6259 v m g 4761 7465 X 5163 f 4707 7981 V D o r K 3875 e q O 6811 q
Output (English): 1, 4, 7, 8, 9, 12, 14, 17, 18, 19, 20, 21, 23, 24, 25, 27