How to string concatenation by + operator in java (Jayanthi ganesh)

import java.util.Scanner;

public class Stringconcanate {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println("Enter your First Name: ");
String Fname = sc.nextLine();
System.out.println("Enter your Last Name: ");
String Lname = sc.nextLine();
System.out.println("Hello, " + Fname + " " + Lname);

}

}