leetcode【数组】---349. Intersection of Two Arrays(两个数组的交集),程序员大本营,技术文章内容聚合第一站。
题目: Given two arrays, write a function to compute their intersection. Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return[2, 2]. &nb... Leetcode 160. Intersection of Two Linked Lists 文章作者:Tyan 博客:noahsnail.com | CSDN | 简书 1. Description 2. Solution Versi...
LeetCode题解之 Intersection of Two Arrays 1、题目描述 2、问题分析 借助于set来做。 3、代码 1 class Solution { 2 public: 3 vector<int> intersection(vector<int>& nums1, vector<int>& nums2) { 4 vector<int> res; 5 set<int> s1; 6 set<int> s2; 7 for( auto & n : nums1) 8 s1...
Given two arrays, write a function to compute their intersection. Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2]. Note: 1、Each element in the result must be unique. 2、The result can be in any order. 要完成的函数: vector<int> intersection(vector<int>& ...
Hold住Leetcode——Intersection of Two Arrays Given two arrays, write a function to compute their intersection. Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2]. Note: Each element in the result must be unique. The result can be in any order. Subscribe to see ...
LeetCode 349. Intersection of Two Arrays 题目Given two arrays, write a function to compute their intersection. Note: Each element in the result must be unique. The result can be in any order. 解析 求两个数组的交集,如果用java中的set来实现的话,此题就没有什么难度。但是用C语言的话还是.....
Leetcode: Intersection of Two Arrays Given two arrays, write a function to compute their intersection. Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2],return[2]. Note: Each element in the result must be unique. The result can be in any order....
两个数组的交集 II Intersection of Two Arrays II 难度:Easy| 简单 相关知识点:排序 哈希表 双指针 二分查找题目链接:https://leetcode-cn.com/problems/intersection-of-two-arrays-ii/ 官方题解:https://leetcode-cn.com/problems/intersection-of-two-arrays-ii/solution/...
Leetcode 350:Intersection of Two Arrays II Given two arrays, write a function to compute their intersection. 说人话: 求两个数组的交集。 举例1: 举例2: [法1] Map 记录频次 思路 因为是求交集,所以元素出现的次数是需要进行考虑了。这里笔者考虑到用 Map 这个集合框架来解决这个问题,主要是基于 key-...
2// https://leetcode.com/problems/intersection-of-two-arrays/description/ 3// 时间复杂度: O(nlogn) 4// 空间复杂度: O(n) 5class Solution { 6public: 7 vector<int> intersection(vector<int>& nums1, vector<int>& nums2) { 8 9 set<int> record(nums1.begin(), nums1.end());1011...