carloscn / carloscn/structstudy

leetcode16:最接近的三数之和(3sum-closest)

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Description

### 问题描述

给你一个长度为 n 的整数数组 nums 和 一个目标值 target。请你从 nums 中选出三个整数,使它们的和与 target 最接近。

返回这三个数的和。

假定每组输入只存在恰好一个解。

示例 1:
输入:nums = [-1,2,1,-4], target = 1
输出:2
解释:与 target 最接近的和是 2 (-1 + 2 + 1 = 2) 。

示例 2:
输入:nums = [0,0,0], target = 1
输出:0

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/3sum-closest

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