## Program To Reverse A Linked List Using Stack

Problem Statement In this problem we are given a singly linked list and we have to reverse it using a stack. Input: Output: Now, the main question is how to...

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## Program To Reverse A Linked List Using Stack

## Reverse a stack without using extra space in O(n)

## Play With Brackets

## Stack Challenge

## K overlapping segment

## Max Rectangle

## Samir String

## Next Greater Element

## Sort stack

## Remove all adjacent duplicates

Problem Statement In this problem we are given a singly linked list and we have to reverse it using a stack. Input: Output: Now, the main question is how to...

Problem Statement In this problem, we are given a stack. We have to reverse the stack without using extra space in O(n). Problem Statement Understanding As we know, reversing a...

Concepts Used Stack Difficulty Level Easy. Problem Statement : Rashid is given a set of open and closed brackets of each type such as [ , ], ( , )...

Concepts Used Stack Difficulty Level Hard Problem Statement : Rahul and Ritika are playing a game of stacks where each of them are having a stack A and B of...

Concepts Used: Stack. Difficulty Level: Medium. Problem Statement : Arnab is hosting a party but he has only k seats. Guest have come at different times and leave at different...

Concepts Used: DP/recursion and Stack. Difficulty Level: Hard. Problem Statement : Given a 2D binary matrix filled with 0â€™s and 1â€™s, find the largest rectangle containing all ones and print...

Concepts Used: Stack. Difficulty Level: Easy. Problem Statement : Make the minimum number without repetition of the digits such that it follows the sequence given in the string. 'I' represents...

Concepts Used: Stacks. Difficulty Level: Medium. Problem Statement : Arnab is standing in a queue and he is irritated by the tall man standing after him, as he is obstructing...

Concepts Used: Stacks Difficulty Level: Easy. Problem Statement : Given a stack of integers, sort it in ascending order using another temporary stack. See original problem statement here Solving Approach:...

Concepts Used Stack Difficulty Level Easy Problem Statement : Given a string str of lowercase letters, a duplicate removal consists of choosing two adjacent and equal letters, and removing them....