package com.programs;

import java.util.Stack;

public class StringReversal {

public static void main(String[] args) {

// Method 1

String name = "Welcome to github";

System.out.println("before reversing->" + name);

String result = "";

char ch;

for (int i = 0; i < name.length(); i++) {

ch = name.charAt(i);

result = ch + result;

}

System.out.println("after reversing->" + result);

// Method 2

String name2 = "Kavya K Kamath";

System.out.println("before reversing->" + name2);

StringBuilder sb = new StringBuilder();

sb.append(name2);

System.out.println("after reversing->" + sb.reverse());

//Method 3

String name3 = "Kavya K Kamath";

System.out.println("before reversing->" + name3);

System.out.print("after reversing->");

char[] arr = name3.toCharArray();

for (int i = arr.length - 1; i >= 0; i--) {

System.out.print(arr[i]);

}

System.out.println();

//Method 4

String name4 = "kavya";

System.out.println("before reversal->" + name4);

Stack<Character> stack = new Stack<>();

for (char c : name4.toCharArray()) {

stack.push(c);

}

String temp = "";

while (!stack.isEmpty()) {

temp += stack.pop();

}

System.out.println("after revresal->" + temp);

}

}