L -60 Leetcode 921- Minimum add to make parentheses valid | leetcode daily challenge | FAANG

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In this lecture, we will learn the minimum addition to balance the brackets.
Convert Stack into two pointers pattern:

Problem Name:
921. Minimum Add to Make Parentheses Valid

Problem Statement:
A parentheses string is valid if and only if:
It is the empty string,
It can be written as AB (A concatenated with B), where A and B are valid strings, or
It can be written as (A), where A is a valid string.
You are given a parentheses string s. In one move, you can insert a parenthesis at any position of the string.
For example, if s = "()))", you can insert an opening parenthesis to be "(()))" or a closing parenthesis to be "())))".
Return the minimum number of moves required to make s valid.

Problem Link:

Solution Link:

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Java Plus DSA Sheet:

Notes:

Telegram Link:

Ultimate Recursion Series Playlist:

Samsung Interview Experience:

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Facebook | Amazon | Microsoft | Netflix | Google | LinkedIn | Pega Systems | VMware | Adobe | Samsung

Timestamp:
0:00 - Introduction

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such an underrated creater Hope you achieve more heights I'll share this playlist with all my friends

AjayKumar-ncpb

Like target for this video is 200! Please do like if you have understood the pattern well, check the video description to learn the pattern.😊

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