Consider the cities E, F, G, H,I, J. The costs of the possible roads between cities are given below: c(E, F) = 11 с(Е, H) %3D 12 с(Е, I) %3D 10 c(E, J) = 9 c(F, I) = 4 c(F, J) = 3 c(G, I) = 6 c(G, J) = 5 c(H,I) = 8 c(H, J) = 7 What is the minimum cost to build a road system that connects all the cities?

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