/**
 * file: main.c
 * author: 简单教程(www.twle.cn)
 *
 * Copyright © 2015-2065 www.twle.cn. All rights reserved.
 */

#include "stdio.h"
#include "graphics.h"
#include "conio.h"

main()
{
    int driver=VGA,mode=VGAHI;
    int i,num=15,top=50;
    int left=20,right=50;
    initgraph(&driver,&mode,"");
    for(i=0;i<num;i++)
    {
        ellipse(250,250,0,360,right,left);
        ellipse(250,250,0,360,20,top);
        rectangle(20-2*i,20-2*i,10*(i+2),10*(i+2));
        right+=5;
        left+=5;
        top+=10;
    }
    getch();
}