LeetCode Problem 20 Valid Parentheses is an easy Blind 75 problem where we need to check if a string is balanced. We will use Stack Data structure, and solve it in Java. We also talk about a solution using Maps, which makes the code more maintainable. It is a very common coding interview question asked by many companies - Amazon, Google, Apple, etc, and is great warm-up question for FAANG. Find more LeetCode solutions on KeyStrokes!
LeetCode hosts amazing questions that you can practice for interviews, and to sharpen your algorithmic skills!
At KeyStrokes, we will cover anything and everything about Computer Science. So make sure you subscribe to learn more! If you have any specific requests, please post them in comments.
🚨🚨🚨🚨🚨🚨 1:1's with KeyStrokes 🚨🚨🚨🚨🚨🚨
💜 🤝 Fill out this form and get in touch with me! 🤝 💜
👉 https://forms.gle/PpkytH1DHVj333Bx9
👉 💜☕️ You can show your support by buying me coffee ☕️💜👈
https://www.buymeacoffee.com/keystrokes
👉💜🫡 Or through Patreon 🫡💜👈
/ keystrokes
LeetCode Problem 20: Valid Parentheses
https://leetcode.com/problems/valid-p...
All LeetCode Solutions:
https://github.com/doingthisalright/L...
Code from the video:
https://github.com/doingthisalright/L...
LeetCode Discussion:
https://leetcode.com/problems/valid-p...
Follow on Twitter for more tips! / key__strokes
Contact for Business Enquiries:
https://forms.gle/u79MaojDvstGc77f6
Email: doingthisalright@gmail.com
Discord: KeyStrokes(Hashtag)0040
Companies that have asked this question:
Amazon
LinkedIn
Facebook
Microsoft
Bloomberg
Spotify
Apple
Adobe
Expedia
Google
Oracle
VMware
Cisco
Intel
Yandex
TikTok
Arista Networks
Barclays
ServiceNow
Uber
Goldman Sachs
Booking.com
Salesforce
Netflix
Dataminr
TCS
Timestamps:
00:00 Introduction
00:16 Problem Statement
00:28 Required Conceptual Knowledge
00:42 Brainstorming
05:36 Pseudocode
06:46 Coding
10:14 Submitting to LeetCode
10:30 Coding - Using Maps for maintainability
12:16 Submitting to LeetCode (with Maps)
12:32 Outro/Conclusion
---
Music Credits:
🎶 Music Credits 🎶
Music from WHATFUNK: / no-smoke
Image Credits
Subscribe icons created by Freepik - Flaticon: https://www.flaticon.com/free-icons/s...
Youtube icons created by Freepik - Flaticon: https://www.flaticon.com/free-icons/y...
Developer icons created by Flat Icons - Flaticon - https://www.flaticon.com/free-icons/d...
Algorithm icons created by Flat Icons - Flaticon - https://www.flaticon.com/free-icons/a...
Goal icons created by Freepik - Flaticon - https://www.flaticon.com/free-icons/goal
---
Disclaimer: All opinions expressed in this video are those of the creator of this video. Using any information provided in this video is at your own risk, and the creator hold no responsibility and cannot be held liable if it causes any loss. Please do your own research and experiment well enough before using any content provided here.
#LeetCode #Algorithms #DataStructures #Blind75 #Coding #Programming #Java #Interview #TechInterview #validparentheses #parentheses
コメント