Question: Argue that in a breadth-first search, the value d[u] assigned to a vertex u is independent of the order in which the vertices in each

Argue that in a breadth-first search, the value d[u] assigned to a vertex u is independent of the order in which the vertices in each adjacency list are given. Using Figure 22.3 as an example, show that the breadth-first tree computed by BFS can depend on the ordering within adjacency lists

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