java algorithm to reverse a string code example

Example 1: java string reverse

String rev = new StringBuilder("Your String").reverse().toString();

Example 2: reverse a string in java

public class Main {

    public static void main(String[] args) {
	// Write a Java program to reverse a string.
        Scanner input = new Scanner(System.in);
        System.out.println("Enter the String:");
        char[] letters = input.nextLine().toCharArray();
        System.out.println(" Reverse String");
        for(int i = letters.length -1; i >= 0; i--){
            System.out.print(letters[i]);
        }
    }
}