Apr 4, 2025 · Follow the steps given below to reverse a string using stack. Create an empty stack. One by one push all characters of string to stack. One by one pop all characters from stack and put them back to string. Time Complexity: O (n) Only one traversal to push and one to pop so O (n)+O (n) = O (n).

Dec 1, 2021 · This post will discuss how to reverse a string using the stack data structure in C/C++, Java, and Python using explicit stack and call stack.

Oct 21, 2020 · Push the character one by one into the Stack of datatype character. Pop the character one by one from the Stack until the stack becomes empty. Add a popped element to the character array. Convert character array to string. Return reversed string. Below is the implementation of the above approach.

In this blog post, we will discuss how to reverse a string using a stack in Java. We will walk through the implementation using a utility class Stacks, along with code snippets to illustrate each step. You are given a string, and your task is to reverse it using a stack.

In this article, we will discuss how to reverse a string using stack operations. This program uses stack operations to reverse a word (string). First, we push each character to the stack, then we will pop each char from the stack. public String reverseWord (String word) { StringBuilder stringBuilder = new StringBuilder ();

You are given a string s , the task is to reverse the string using stack. Examples: Input: s ="GeeksforGeeks" Output: skeeGrofskee Input: s ="Geek" Output: keeG Constraints:1 ≤ s.length() ≤ 100

Following are the steps to reverse a string using stacks by encapsulating operations. Import necessary classes from the java.util package. Define a method reverse_string () to handle the string reversal. Push each character of the string into the stack within the method. Pop characters from the stack to reverse the string and return the result.

Mar 17, 2025 · // Java Program to Reverse a String using Stack // importing the required packages import java.io.*; import java.util.*; class StringReverse { // This method is used to reverse a string using stack public static String ReverseString (String str) { // creating a empty character array char [] reverseString = new char [str.length ()]; // ...

May 2, 2021 · Though you can create your own custom stack data structure but java provides a built-in java.util.Stack class which can be used as a stack and it can be used to reverse a string. A stack can be used to reverse a string in java using the following algorithm. Push the characters one by one to the stack. Insertion operation in stack is called push.

Nov 24, 2014 · String reverse = new StringBuffer(Scanner).reverse().toString(); System.out.println(reverse); You can use the Stack collection from java, and you just push each character into it. Then pop everyone of them and concatenate them, you will have the reversed word. Stack<String> stack = new Stack<String>();