public class Change {
  
  
  public static void main(String[] args) { 
    int x = 10;
    System.out.println("Before change: x="+x);
    change(x);
    System.out.println("After change: x="+x);
  }
  
  public static void change(int x) {
    x = 3;
    System.out.println("In change: x="+x);
  }
}