Task: Program Execution
Input (English): 3507 p 1181 7693 Y l 5427 y c w F 6177 9855 7143 8293 4759 x 7341 a 6729 9857 c 805 1871 Q D H Q 3595 I e 2295 h 9325 8751 J 1537 M 4459
Output (English): 2, 5, 6, 8, 9, 10, 11, 17, 19, 22, 25, 26, 27, 28, 30, 31, 33, 36, 38