java q4

package question;
import java.util.*;
public class Question {

    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        //input name
        String name = new String();
        System.out.println("Please input your full name");
        name = input.nextLine();
        //input student number
        String number = new String();
        System.out.println("Please input your student number");
        number = input.nextLine();

        //output first name initial
        String x = new String(name.toUpperCase());

        char first = name.charAt(0);
        System.out.print(first);

        //output last name initial
        for (int y = 1; y < x.length(); y++)
            {
            char last = x.charAt(y);

            if (last == ' ')
            {
            System.out.print(x.charAt(y + 1)+" ");
            }
        }
        //output student number
        System.out.println(number.substring(6, 9));
    }

}