一.题目 3Sum Total Accepted: 45112 Total Submissions: 267165My Submissions Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero. Note: Elements in a tr…

一.题目 3Sum Closest Total Accepted: 32191 Total Submissions: 119262My Submissions 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…