HackerRank Unique Divide And Conquer Problem Solution
In this post, we will solve HackerRank’s Unique Divide And Conquer Problem Solution. Divide-and-conquer on a tree is a powerful approach to solving tree problems.Imagine a tree, t, with n vertices. Let’s remove some vertex from treet, splitting t into zero or more connected components, t1, t2,…, tk, with vertices 1, 2,…, nk. We can … Read more