// TestParameters.java

// TestParameters demonstrates parameter passing 

public class TestParameters {

private static void g(int C) {
    C = 10;
}
     
private static Rectangle f(Rectangle R, Rectangle S) {
    R.setSpans(4.0, 5.0);
    S = new Rectangle(10.0, 20.0);
    Rectangle P = new Rectangle(16.0, 17.0);
    return P;
} // end f.

public static void main(String args[]) {
    int I = 1;
    g(I);
    System.out.println("I =" + I);
    Rectangle W = new Rectangle(1.0, 2.0);
    Rectangle X = new Rectangle(3.0, 4.0);
    Rectangle Z = f(W,X);
    System.out.println(W.toString()); // Displays Rect[4.0,5.0]
    System.out.println(X.toString()); // Displays Rect[3.0,4.0]
    System.out.println(Z.toString()); // Displays Rect[16.0, 17.0]
}  // end main
}  // end TestParameters