class P{<br /> int x,y;<br /> public P(int x,int y){<br /> this.x = x;<br /> this.y =y;<br /> }<br />}<br /><br />class Rect{<br /> <br /> P upperleft;<br /> P lowleft;<br /> <br /> public Rect(P upperleft,P lowleft){<br /> this.lowleft = lowleft;<br /> this.upperleft = upperleft;<br /> }<br /> public Rect(){<br /> this(new P(0,0),new P(5,-5));<br /> }<br /> public Rect(int x1,int y1,int x2,int y2){<br /> this(new P(x1,y1),new P(x2,y2));<br /> }<br /> public int area(){<br /> return (lowleft.x-upperleft.x)*(upperleft.y-lowleft.y);<br /> }<br />}<br /><br />public class OverloadConstructor {<br /> public static void main(String args[]){<br /> Rect a = new Rect(0,0,5,-5);<br /> System.out.print(a.area());<br /><br /> }<br />}<br />

<br />class P{<br /> int x,y;<br /> public P(int x,int y){<br /> this.x = x;<br /> this.y =y;<br /> }<br />}<br /><br />class Rect{<br /> <br /> P upperleft;<br /> P lowleft;<br /> <br /> public Rect(P upperleft,P lowleft){<br /> this.lowleft = lowleft;<br /> this.upperleft = upperleft;<br /> }<br /> public Rect(){<br /> this(new P(0,0),new P(5,-5));<br /> }<br /> public Rect(int x1,int y1,int x2,int y2){<br /> this(new P(x1,y1),new P(x2,y2));<br /> }<br /> public int area(){<br /> return (lowleft.x-upperleft.x)*(upperleft.y-lowleft.y);<br /> }<br />}<br /><br />public class OverloadConstructor {<br /> public static void main(String args[]){<br /> Rect a = new Rect(0,0,5,-5);<br /> System.out.print(a.area());<br /><br /> }<br />}<br />