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Pacific Atlantic Water FlowThere is an m x n rectangular island that borders both the Pacific Ocean and Atlantic Ocean. The Pacific Ocean touches the island’s left and top edges, and the Atlantic Ocean touches the island’s right and bottom edges.The is.

题目Given a non-empty array nums containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal.Example 1:Input: nums = [1,5,11,5]Output: trueExplanation: The array can be