Draw and Fill a Polygon

//Draw and fill a polygon
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
void main()
{
 int gd=DETECT,gm;
 int pts1[]={100,100,300,100,300,200,100,100};
 int pts2[]={100,120,300,220,100,220,100,120};
 initgraph(&gd,&gm,"C:\\TurboC3\\BGI");
 drawpoly(4,pts1);
 setfillstyle(2,3);
 fillpoly(4,pts2);
 getch();
 closegraph();
}