Task: Program Execution
Input (English): 7999 9423 9857 w X i P 9715 3841 n 71 P Y i 7463 7769 R 9905 e s o K 3751 9309 1539 Z 4035 S G 227 555 j 3915 2349 q T
Output (English): 1, 2, 3, 8, 9, 11, 15, 16, 18, 23, 24, 25, 27, 30, 31, 33, 34