Rvalue references are a new reference type introduced in C++0x that help solver the problem of unnecessary copying and enable perfect forwarding. When the right-hand side of an assignment is an rvalue, then the left-hand side object can 'steal' resource from the right-hand side object rather than...
参考:图论最短距离(Shortest Path)算法动画演示-Dijkstra(迪杰斯特拉)和Floyd(弗洛伊德) 最短路径的概念 如果从有向图中某一顶点(起始顶点)到达另一顶点(终止顶点)的路径不止一条,那么如何找到一条路径使得此路径各边上的权值总和达到最小? 问题 给定一个带权有向图 G 与起始顶点 v ,求从 v 到 G 中其它顶点的最...