持续更新... 题目网址:https://leetcode.com/problemset/all/?difficulty=Easy 1.Two Sum[4ms] 2. Reverse Integer [12ms] 题意:将一个32bit signed integer反转输出,如果反转之后超出32位补码范围 [-2^31,2^31-1],则输出0 思路:边取模边算结果,结果存longlong判界 3. Palindrome Number [112ms] 题...
<p>如果网格图中存在一条 <strong>合法括号路径</strong> ,请返回 <code>true</code> ,否则返回 <code>false</code> 。</p> <p> </p> <p><strong>示例1:</strong></p> <p><img alt="" src="https://assets.leetcode.com/uploads/2022/03/15/example1draw...
类似题目: LeetCode 731. 我的日程安排表 II(set二分查找 / 差分思想) LeetCode 732. 我的日程安排表 III(差分思想) 2.1 set 二分查找 代码语言:javascript 代码运行次数:0 运行 AI代码解释 classMyCalendar{set<pair<int,int>>s;public:MyCalendar(){}boolbook(int start,int end){if(s.empty()){s....
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https://leetcode.com/problems/set-matrix-zeroes/ Given amxnmatrix, if an element is 0, set its entire row and column to 0. Do it in place. click to show follow up. Follow up: Did you use extra space? A straight forward solution using O(mn) space is probably a bad idea. ...
称号:ZOJ Problem Set – 2563 Long Dominoes 题意:给出1*3的小矩形。求覆盖m*n的矩阵的最多的不同的方法数? 分析:有一道题目是1 * 2的。比較火。链接:这里 这个差点儿相同,就是当前行的状态对上一行有影响。对上上一行也有影响。所以 定义状态:dp【i】【now】【up】表示在第 i 行状态为now 。上一...
path-sum 3 2019-12-22 20:15 − https://leetcode.com/problems/path-sum-iii/submissions/ 题目: /** * Definition for a binary tree node. * public class TreeNode ... 会飞的企鹅吧 0 246 Problem I. Wiki with Special Poker Cards 2019-12-20 21:19 − Problem I. Wiki with ...
Baozi Leetcode solution 1292. Maximum Side Length of a Square with Sum Less than or Equal to Threshold 2019-12-19 12:14 −Problem Statement Given a m x n matrix mat and an integer threshold. Return the maximum side-length of a square with a... ...
Leetcode 295. 数据流的中位数 1.题目要求 中位数是有序列表中间的数.如果列表长度是偶数,中位数则是中间两个数的平均值. 例如, [2,3,4] 的中位数是 3 [2,3] 的中位数是 (2 + 3) / 2 = 2.5 设计一个 ... Codeforces Round #201 (Div. 2)C,E 数论: C. Alice and Bob time limit...
64 changes: 64 additions & 0 deletions 64 leetcode-cn/originData/[no content]find-the-last-marked-nodes-in-tree.json Original file line numberDiff line numberDiff line change @@ -0,0 +1,64 @@ { "data": { "question": { "questionId": "3497", "questionFrontendId": "3313", "...