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1、对一个 n 个顶点、m 条边的带权有向简单图用 Dijkstra 算法计算单源最短路时,如果不使用堆或其它优先队列进行优化,则其时间复杂度为( )。 (2013年提高组)
2、对下图使用 Dijkstra 算法计算 S 点到其余各点的最短路径长度时,到 B 点的距离 ]d[B] 初始时赋为 8,在算法的执行过程中还会出现的值有( )。 多选 (2011年提高组)
3、如图所示,图中每条边上的数字表示该边的长度,则从A到E的最短距离是__。 (2014年普及组)
最短距离为: