1 public class AssignUsed { 2 3 public int j = 4; 4 public int y = j * 4; 5 6 public static void main(String [] args){ 7 AssignUsed au = new AssignUsed(); 8 au.run(); 9 } 10 11 public void run(){ 12 int i = 8; 13 int x = i * i; 14 15 System.out.println(x = y); 16 System.out.println(y = x); 17 } 18 } 19