Task: Program Execution
Input (English): 7089 4313 P a O 1741 4175 3089 6583 1695 1217 t 9877 e 7095 9227 J V N 7579 r 1287 8029 A H e 2255 C O
Output (English): 1, 2, 6, 7, 8, 9, 10, 11, 13, 15, 16, 20, 22, 23, 27