1.Dijkstra 1) 适用条件&范围: a) 单源最短路径(从源点s到其它所有顶点v); b) 有向图&无向图(无向图可以看作(u,v),(v,u)同属于边集E的有向图) c) 所有边权非负(任取(i,j)∈E都有Wij≥0); 2) 算法描述: 在带权图中最常遇到的问题就是,寻找两点间的最短路径问题. 解决最短路径问题最著名的算法是Djikstra算法.这个算法的实现基于图的邻接矩阵表示法,它不仅能够找到任意两点的最短路径,还可以找到某个指定点到其他
Task Schedule Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 6000 Accepted Submission(s): 1922 Problem Description Our geometry princess XMM has stoped her study in computational geometry to
Power Network Time Limit: 2000MS Memory Limit: 32768K Total Submissions: 25514 Accepted: 13287 Description A power network consists of nodes (power stations, consumers and dispatchers) connected by power transport lines. A node u may be supplied