题目 Given a non-empty array of integers nums, every element appears twice except for one. Find that single one. You must implement a solution with a linear runtime complexity and use only…
面向生活编程，每天开心最重要！
面向生活编程，每天开心最重要！
数据结构和算法
题目 Given a non-empty array of integers nums, every element appears twice except for one. Find that single one. You must implement a solution with a linear runtime complexity and use only…
Given an array, rotate the array to the right by k steps, where k is non-negative.
题目 You are given an array prices where prices[i] is the price of a given stock on the ith day. Find the maximum profit you can achieve. You may complete as…
题目 Given an integer array nums, move all 0‘s to the end of it while maintaining the relative order of the non-zero elements. Note that you must do…
Load balancer的作用是管理客户请求，并根据算法，将请求分发到不同的后端服务上。目的都是从整体上提高系统的资源利用率。