NO.2 简单 (176. 第二高的薪水) leetcode-cn.com/problem # 将第一高的工资筛选掉,再次用MAX就可以取到第二高的工资了。 select max(Salary) as SecondHighestSalary from Employee where Salary <> (select max(Salary) from Employee) NO.3 中等 (184. 部门工资最高的员工) leetcode-cn.com/problem...
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r=-1,len(nums)whiler-l>1:m=(l+r)//2ifnums[m]<target:l=melifnums[m]>target:r=melse:returnm# Exit: r = l + 1, no element between l and rreturn-1# Time Complexity: O(log(N))# Space Complexity: O(1)
Can you solve this real interview question? Text Justification - Given an array of strings words and a width maxWidth, format the text such that each line has exactly maxWidth characters and is fully (left and right) justified. You should pack your word
15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 classSolution { public: vector<vector<int>> threeSum(vector<int>& nums) { sort(nums.begin(), nums.end()); vector<vector<int> > validSet; ...
目录No. Problem LeetCode 力扣 Python Go Solution Difficulty Tag 0017 Letter Combinations of a Phone Number LeetCode 力扣 Python CSDN Medium 回溯、暴力 0034 Find
请你设计并实现一个满足LRU (最近最少使用) 缓存约束的数据结构。 实现LRUCache类: LRUCache(int capacity)以正整数作为容量capacity初始化 LRU 缓存 int get(int key)如果关键字key存在于缓存中,则返回关键字的值,否则返回-1。 void put(int key, int value)如果关键字key已经存在,则变更其数据值value;如果...
53. 最大子数组和 - 给你一个整数数组 nums ,请你找出一个具有最大和的连续子数组(子数组最少包含一个元素),返回其最大和。 子数组 是数组中的一个连续部分。 示例 1: 输入:nums = [-2,1,-3,4,-1,2,1,-5,4] 输出:6 解释:连续子数组 [4,-1,2,1] 的和最大,为
Problem # Given an array of words and a length L, format the text such that each line has exactly L characters and is fully (left and right) justified. # # You should pack your words in a greedy approach; that is, pack as many words as you can in each l JNingWei 2018/09/27 ...
The Skyline Problem 219. Contains Duplicate II 220. Contains Duplicate III 222. Count Complete Tree Nodes 223. Rectangle Area 224. Basic Calculator 225. Implement Stack using Queues 226. Invert Binary Tree 229. Majority Element II 230. Kth Smallest Element in a BST 231. Power of Two 232. ...