Exercises

• static Point center(Rectangle r)

  • return the center point of r.

• static int area(Rectangle r)

  • return the area of r.

• static boolean isCenter(Rectangle r, Point p)

class Point {

public int x;

public int y;

}

class Size {

public int width;

public int height;

}

class Rectangle {

public Point point;

public Size size;

}

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