Task: Program Execution
Input (English): 4971 m 205 i Y L 4683 V 8249 55 Y I 4847 K f N S 2003 1697 b x a l S b O A 6153 n
Output (English): 2, 4, 5, 6, 8, 11, 12, 14, 15, 16, 17, 20, 21, 22, 23, 24, 25, 26, 27, 29