Task: Program Execution
Input (English): 2, 14, ['A', 'm', 'm', '8931', '905', '71', 'H', 'J', 'H', 'O', '2223', 'S', 'm', 'b', 'B', 's', 'J', 'x', 'F', '1819']
Output (English): bmS2223OHJH719058931mm