Task: Program Execution
Input (English): 7431 8215 e r 4321 145 i F 2097 h c 8783 9765 n d O T 9901 6947 2029 v 9949 3693 v D v 7827 6547 u h 6849
Output (English): 3, 4, 7, 8, 10, 11, 14, 15, 16, 17, 21, 24, 25, 26, 29, 30