Task: Program Execution
Input (English): 1, 4, ['171', '1673', '4425', '3517', '9411', 'y', '7', 't', 'O', '2701', '6927', 'R', '445', '1921', '1019', '3639', '9465', 'x', '2351', '2125']
Output (English): 9786