Task: Program Execution
Input (English): 4, 20, ['l', '4509', '8183', '2473', '9591', 'W', '1873', 'T', '7099', '5657', 'h', '5979', '4191', 'l', '1469', '2167', '6627', '6323', 'y', 'p', 'H', '8615', 'b', '3929', '8557', 'J', 'p', 'O']
Output (English): 53449