Dual Distance DUALDIST SOLUTION

Dual Distance DUALDIST Given a tree with N nodes, answer Q queries of the following type: a,b (where a≠b) which asks you to calculate ∑Ni=1min(dist(i,a),dist(i,b)) where dist(x,y) is the number of edges on the shortest path between the nodes x and y in the tree.Note: The input and output of this problem are large, so … Read more

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