Different Shapes in CG

#include<iostream.h>
#include<conio.h>
#include<graphics.h>
void main()
{
 int gd=DETECT,gm,x,y,i,pts1[]={100,100,50,150,150,150,100,100};
 int pts2[]={80,220,180,220,150,270,50,270,80,220};
 int pts3[]={240,190,200,230,240,270,280,230,240,190};
 initgraph(&gd,&gm,"c:\\turboc3\\bgi");
 x=getmaxx()/2;y=getmaxy()/2;
 setlinestyle(2,1,3);
 setcolor(1);
 drawpoly(4,pts1);
 outtextxy(70,160,"TRIANGLE");
 getch();
 setcolor(2);
 circle(225,100,50);
 outtextxy(205,160,"CIRCLE");
 getch();
 setcolor(3);
 rectangle(315,100,415,150);
 outtextxy(330,160,"RECTANGLE");
 getch();
 setcolor(4);
 rectangle(440,50,540,150);
 outtextxy(465,160,"SQUARE");
 getch();
 setcolor(5);
 drawpoly(5,pts2);
 outtextxy(50,280,"PARALLELOGRAM");
 getch();
 setcolor(6);
 drawpoly(5,pts3);
 outtextxy(215,280,"RHOMBUS");
 getch();
 setcolor(7);
 ellipse(360,260,0,360,40,10);
 line(360,190,320,260);
 line(360,190,400,260);
 outtextxy(345,280,"CONE");
 getch();
 setcolor(8);
 ellipse(490,260,0,360,40,10);
 ellipse(490,190,0,360,40,10);
 line(450,190,450,260);
 line(530,190,530,260);
 outtextxy(460,280,"CYLINDER");
 getch();
 closegraph();
}