LeetCode Problem 20: Valid Parentheses in Java - FAANG Coding Interview Questions - Blind 75

Published: 20 February 2023
on channel: KeyStrokes

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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!

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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...

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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

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#LeetCode #Algorithms #DataStructures #Blind75 #Coding #Programming #Java #Interview #TechInterview #validparentheses #parentheses

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