703. Kth Largest Element in a Stream-数据流中的第 K 大元素
Design a class to find the kth largest element in a str... » 阅读全文
700. Search in a Binary Search Tree-二叉搜索树中的搜索
You are given the root of a binary search tree (BST) an... » 阅读全文
697. Degree of an Array-数组的度
Given a non-empty array of non-negative integers nums, ... » 阅读全文
693. Binary Number with Alternating Bits-交替位二进制数
Given a positive integer, check whether it has alternat... » 阅读全文
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