#include<graphics.h>
main()
{int gdriver,gmode,i,j; /*清屏*/
gdriver=DETECT;
initgraph(&gdriver,&gmode,""); /*初始化图形界面*/
for(i=120;i<=400;i=i+40) /*设置起始点120,终止点400,表格宽度40*/
for(j=120;j<=400;j++)
{
putpixel(i,j,YELLOW); /*画点*/
putpixel(j,i,YELLOW);
}
getch();
closegraph(); /*退出图形界面*/
}
注:画点函数putpixel(int x,int y,int color)