图论*匈牙利算法 的两种实现过程 Matching的巧妙在于队列的进入退出并没有仅仅限于在同一层循环中做到，构思巧妙 其算法思想在《算法设计与分析基础》上可以参阅-Graph theory* Two Hungarian Algorithm realization process ingenious Matching queue entry and exit is not just limited to the same level as the cycle done, the idea