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Problems:- Given an expression string x. Examine whether the pairs and the orders of “{“,”}”,”(“,”)”,”[“,”]” are correct in exp. Given an array arr[ ] of size N having elements, the task is to find the next greater element for each element of the array in order of ... Problems:- Let's give it a try! You have a linked list and you have to implement the functionalities push and pop of Super helpful resources: nikoo28.github.io/all-my-links/ Actual problem on Problems:- Given a singly linked list of size N. The task is to left-shift the linked list by k nodes, where k is a given positive integer ... The video solves Problem Of The Day question " Redundant Parenthesis " asked on GeeksForGeeks on 25th March 2023 . For better experience watch at 1.25x Here, in this video we have discussed An Optimized Approach for In this video, we solve the Valid Parentheses problem from This question is a commonly asked by: Amazon, Meta, LinkedIn and Microsoft. Link to problem: ... After finishing this video, you will completely understand every single detail regarding Valid Parentheses on Problems:-Given a string S, find the longest palindromic substring in S. Substring of string S: S[ i . . . . j ] where 0less or equal j ...