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16. 3Sum Closest

Given an array nums of n integers and an integer target, find three integers in nums such that the sum is closest to target. Return the sum of the three integers. You may assume that each input would have exactly one solution.

Example:

Given array nums = [-1, 2, 1, -4], and target = 1.

The sum that is closest to the target is 2. (-1 + 2 + 1 = 2).

Difficulty:

Medium

Lock:

Normal

Company:

Adobe Amazon Apple Bloomberg Facebook Goldman Sachs Google Microsoft Uber Yandex

Solution(Chinese):

LEETCODE 16. 3Sum Closest 解题思路分析