Java – Reverse String without using Reverse function

package JavaPrograms;
import java.util.*;
public class ReverseString {
public static void main(String args[])
{
String original, reverse ="";
Scanner in = new Scanner(System.in);
System.out.println("Enter a string to reverse");
original = in.nextLine();
int length = original.length();
for ( int i = length - 1 ; i >= 0 ; i-- )
reverse = reverse + original.charAt(i);
System.out.println("Reverse of entered string is "+reverse);
}
}