leetcode 3Sum Closest python】的更多相关文章

class Solution(object): def threeSumClosest(self, nums, target): """ :type nums: List[int] :type target: int :rtype: int """ if len(nums) <= 2: return False nums.sort() res=nums[0]+nums[1]+nums[2] for i in range(len(nums)-…
3sum Closest: Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution. For example, given ar…
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution. For example, given array S = {-1 2…
Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution. For example, given array S = {-1 2…
题意 Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution. 给定一个数组及一个目标值,找出三个数,使它们的和与目标值的差值最…
Question Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target. Return the sum of the three integers. You may assume that each input would have exactly one solution. For example, given array S…
题意:找到最接近target的3个元素之和,并返回该和. 思路:用2个指针,时间复杂度O(n^2). int threeSumClosest(vector<int>& nums, int target) { ]+nums[]+nums[]; sort(nums.begin(), nums.end()); ; i<nums.size()-; i++) { , q=nums.size()-; while( p!=q ) { int tmp=target-(nums[i]+nums[p…
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com' 16: 3Sum Closesthttps://oj.leetcode.com/problems/3sum-closest/ Given an array S of n integers, find three integers in S such that the sum is closest to a given number, target.Return the sum…
1. Two Sum 题目链接 题目要求: Given an array of integers, find two numbers such that they add up to a specific target number. The function twoSum should return indices of the two numbers such that they add up to the target, where index1 must be less than ind…
目录 题目链接 注意点 解法 小结 题目链接 3Sum Closest - LeetCode 注意点 和3Sum那道题的target是0,这道题是题目给定的 要先计算误差再移动指针 解法 解法一:做法类似3Sum那道题解法二,每次移动指针前先计算误差,如果误差为0,直接返回target即可.时间复杂度为O(n^2) class Solution { public: int threeSumClosest(vector<int>& nums, int target) { sort(num…