十二章课后作业4

package ege;

public class ded {

/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
shw i=new shw();
i. y=2000;
i.d();
}

}

package ege;
import java.util.Scanner;

public class shw {
Scanner input =new Scanner(System.in);
int y;
public void d(){
System.out.println("余额为:"+y);
}

}