有一个停车场，有m个进口，n个出口，k个空车位。要求每一刻只能有一个进口有车进入。停车场内没有一个集中的管理者，采用分布式的算法实现。能够动态的增加一个进口节点。-There is a parking lot, there are m-imported, n outlet, k empty parking spaces. Requires that every moment there can be only one import a car to enter. Car park does no