Question: Question 3 Let G= (V,E,w) weighted, directed graph, A V and: x,y V-A. Build an efficient algorithm to find the minimum weight of a track

Question 3
Let G= (V,E,w) weighted, directed graph, A V and:
x,y V-A.
Build an efficient algorithm to find the minimum weight of a track oriented from x to y which:
(A) Passes through nodes of A.
(B)Does not pass through the nodes of A.

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