题目要求 Design a HashMap without using any built-in hash table libraries. To be specific, your design should include these functions: put(key, value) : Insert a (key, value) pair into the HashMap. If the value already exists in the HashMap, update the v…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 日期 题目地址:https://leetcode.com/problems/design-hashmap/description/ 题目描述 Design a HashMap without using any built-in hash table libraries. To be specific, your design should incl…

题目 Design a HashMap without using any built-in hash table libraries. Implement the MyHashMap class: MyHashMap() initializes the object with an empty map. void put(int key, int value) inserts a (key, value) pair into the HashMap. If the key already ex…

题目标签:HashMap 题目让我们设计一个 hashmap, 有put, get, remove 功能. 建立一个 int array, index 是key, 值是 value,具体看code. Java Solution: Runtime: 76 ms, faster than 27.53% Memory Usage: 58.2 MB, less than 31.57% 完成日期:03/18/2019 关键点:int array class MyHashMap { int [] map;…

题目要求 Design a HashSet without using any built-in hash table libraries. To be specific, your design should include these functions: add(value): Insert a value into the HashSet. contains(value) : Return whether the value exists in the HashSet or not. r…

2019独角兽企业重金招聘Python工程师标准>>> D75 706. Design HashMap 题目链接 706. Design HashMap 题目分析 自行设计一个hashmap. 需要实现题目内指定的函数. 思路 我觉得这个没什么好说的吧- 最终代码 <?php class MyHashMap { /** * Initialize your data structure here. */ public $data = []; function __construct(…

Question 706. Design HashMap Solution 题目大意:构造一个hashmap 思路:讨个巧,只要求key是int,哈希函数选择f(x)=x,规定key最大为1000000,那构造一个1000000的数组 Java实现: class MyHashMap { int[] table; /** Initialize your data structure here. */ public MyHashMap() { table = new int[1000000]; Ar…

LeetCode 1 Two Sum 解题报告 偶然间听见leetcode这个平台,这里面题量也不是很多200多题,打算平时有空在研究生期间就刷完,跟跟多的练习算法的人进行交流思想,一定的ACM算法积累可以对以后在对算法中优化带来好处.Ok,今天是我做的第一题Add Two Sum. 题目要求 Given an array of integers, find two numbers such that they add up to a specific target number. The fu…

[题目] Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example, [1,1,2] have the following unique permutations: [1,1,2], [1,2,1], and [2,1,1]. [解析] 题意:求一个数组的全排列.与[LeetCode]Permutations 解题报告 不同的是…

problem 706. Design HashMap solution1: class MyHashMap { public: /** Initialize your data structure here. */ MyHashMap() { data.resize(, -);//errr... } /** value will always be non-negative. */ void put(int key, int value) { data[key] = value; } /**…