690. Employee Importance-员工的重要性
You are given a data structure of employee information,... » 阅读全文
682. Baseball Game-棒球比赛
You are keeping score for a baseball game with strange ... » 阅读全文
665. Non-decreasing Array-非递减数列
Given an array nums with n integers, your task is to ch... » 阅读全文
674. Longest Continuous Increasing Subsequence-最长连续递增序列
Given an unsorted array of integers nums, return the le... » 阅读全文
661. Image Smoother-图片平滑器
Given a 2D integer matrix M representing the gray scale... » 阅读全文
657. Robot Return to Origin-机器人能否返回原点
There is a robot starting at position (0, 0), the origi... » 阅读全文
653. Two Sum IV – Input is a BST-两数之和 IV – 输入 BST
Given the root of a Binary Search Tree and a target num... » 阅读全文
645. Set Mismatch-错误的集合
You have a set of integers s, which originally contains... » 阅读全文
628. Maximum Product of Three Numbers-三个数的最大乘积
Given an integer array nums, find three numbers whose p... » 阅读全文
617. Merge Two Binary Trees-合并二叉树
Given two binary trees and imagine that when you put on... » 阅读全文