Task: Program Execution
Input (English): 4939 v 387 1195 8887 719 8007 x Z 2785 1253 q B f 9775 6395 7777 Z 8211 c U 6525 6425 5651 J 3647 1829 T Z M
Output (English): 1, 3, 4, 5, 6, 7, 10, 11, 15, 16, 17, 19, 22, 23, 24, 26, 27