Task: Program Execution
Input (English): 8, 16, ['573', '8213', 'u', 'a', '3839', 'b', 'F', '5217', 'h', '1511', 'n', 'S', 'h', 'C', 'D', 'g', 'r', '6847', '4269', '2853']
Output (English): 6728