Hope Everyone Is Happy

복습복습,, 간단하게 요약◆  웹 프로그래밍- 서버는 컴퓨터 네트워크에서 다른 컴퓨터나 장치에 서비스를 제공하고, 요청에 응답하는 컴퓨터 또는 소프트웨어- 모든 서버는 IP주소를 가지며, 이는 숫자로 구성된 고유의 주소- 이 IP 주소를 읽기 쉽게 www.google.com 등의 이름으로 변환하는 시스템이 DNS(Domain Name System)- 라우터 : 다양한 네트워크 간에 데이터를 전송하기 위해 경로를 결정하는 기능을 수행하는 것- 패킷 : 데이터르 전송하는데 사용되는 가장 기본적인 단위- 위의 용어들과 함께 간단하게 웹 동작 과정 검토🤔 내가 네이버에 접속할 때 웹은 어떻게 동작할까??=> 내가 집에서 컴퓨터를 켰다. 이것은 서버인가 ?=> 아무와도 연결되어 있지 않다. 그저 Client다...

https://leetcode.com/problems/shortest-path-in-a-grid-with-obstacles-elimination/description/ Shortest Path in a Grid with Obstacles Elimination - LeetCode Can you solve this real interview question? Shortest Path in a Grid with Obstacles Elimination - You are given an m x n integer matrix grid where each cell is either 0 (empty) or 1 (obstacle). You can move up, down, left, or right from and to..

https://leetcode.com/problems/time-taken-to-cross-the-door/description/?envType=study-plan-v2&envId=amazon-spring-23-high-frequency Time Taken to Cross the Door - LeetCode Can you solve this real interview question? Time Taken to Cross the Door - Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode...

https://leetcode.com/problems/robot-room-cleaner/description/ Robot Room Cleaner - LeetCode Can you solve this real interview question? Robot Room Cleaner - Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제가 신기해 ※ Question Summary ▶ You are controlling a robot that is located somewhere in ..

https://leetcode.com/problems/battleships-in-a-board/description/ Battleships in a Board - LeetCode Can you solve this real interview question? Battleships in a Board - Given an m x n matrix board where each cell is a battleship 'X' or empty '.', return the number of the battleships on board. Battleships can only be placed horizontally or vertically on b leetcode.com 그립네 ※ Question Summary ▶ The..

https://leetcode.com/problems/find-leaves-of-binary-tree/description/ Find Leaves of Binary Tree - LeetCode Can you solve this real interview question? Find Leaves of Binary Tree - Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 이걸 왜 오래푼거지,, ※ Question Summary ▶ Given the root of a binary t..

https://leetcode.com/problems/number-of-1-bits/ Number of 1 Bits - LeetCode Can you solve this real interview question? Number of 1 Bits - Write a function that takes the binary representation of an unsigned integer and returns the number of '1' bits it has (also known as the Hamming weight [http://en.wikipedia.org/wiki/Hamming_w leetcode.com 음주 이슈,,, ※ Question Summary ▶ Given an unsigned integ..

https://leetcode.com/problems/longest-increasing-path-in-a-matrix/description/ Longest Increasing Path in a Matrix - LeetCode Can you solve this real interview question? Longest Increasing Path in a Matrix - Given an m x n integers matrix, return the length of the longest increasing path in matrix. From each cell, you can either move in four directions: left, right, up, or down. leetcode.com 배고프..