Task: Program Execution
Input (English): c z x 5127 3939 e d 8681 2613 6165 4851 K G Y 4483 S 9187 5079 y f O Y 383 719 4851 w a 2379 1307
Output (English): 1, 2, 3, 6, 7, 12, 13, 14, 16, 19, 20, 21, 22, 26, 27