Task: Program Execution
Input (English): 1469 o 7471 f 6811 8245 E 5265 g O 2501 D v 4691 F w 5377 r 6567 P 3741 b 4083 m 7799 2529 4379 V i
Output (English): 2, 4, 7, 9, 10, 12, 13, 15, 16, 18, 20, 22, 24, 28, 29