Java Substring

/* Given a string, s, and two indices, start and end , print a substring consisting of all characters in the inclusive range from  to . You'll find the String class' substring method helpful in completing this challenge.

Input Format

The first line contains a single string denoting .
The second line contains two space-separated integers denoting the respective values of  and .
Sample Input

Helloworld
3 7
Sample Output

lowo

code

import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

public class Solution {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String S = in.next();
        int start = in.nextInt();
        int end = in.nextInt();
        String j=S.substring(start,end);
        System.out.println(j);
    }
    
}