import java.util.Scanner;

public class Substring2
{
    public static void main(String[] args)
    {
       Scanner input = new Scanner(System.in);
       
       String s1 = "Welcome";


       System.out.println("s1.substring(1,7) = " + s1.substring(1,7));
       System.out.println("s1.substring(1,s1.length()) = " + s1.substring(1,s1.length()));
       System.out.println("s1.substring(1,4) = " + s1.substring(1,4));
    }
}