January 17, 2022

Point Matching - Voting Tree

Chapter 1: IntroductionPoint Matching Problem:Given two p...

一月 14, 2022

1345. Jump Game IV

Description:Given an array of integers arr, you are initially positioned at t...

一月 07, 2022

1463. Cherry Pickup II

Description:You are given a rows x cols matrix grid representing a field of c...

一月 01, 2022

折叠表达式(Fold Expression),低速下脚现代C++ Chapter 2 Exercise

折叠表达式(Fold Expression):低速下脚现代C++ Chapter 2 Exercise最近在看高速上手现代C++,这是一本很不错的书,作者...

十一月 15, 2021

382. Linked List Random Node

Description:Given a singly linked list, return a random node’s value from the...

九月 30, 2021

98.Validate Binary Search Tree

Description:Given the root of a binary tree, determine if it is a valid binar...

九月 22, 2021

121.Buy And Sell Stock

Description:You are given an array prices where prices[i] is the price of a g...

九月 22, 2021

1239.Maximum Length of a Concatenated String with Unique Characters

Description:Given an array of strings arr. String s is a concatenation of a s...

九月 21, 2021

Why Tuple?

C++ 11 introduces a template Tuple, similar to the one in Python, allows you ...

九月 05, 2021

计算机网络-概览笔记

Client/Server:应用层,最为抽象 TCP:传输层对可靠性要求高、检验错误 UDP:对可靠性要求低、但是能够保证实时 直播 事务性应用 IP...