Graphics program to create a loading bar

#include<iostream.h>
#include<conio.h>
#include<graphics.h>
#include<dos.h>

void main()
{
int x=170,i,gd=DETECT,gm;
initgraph(&gd,&gm,"c:\\tc\\bgi");
settextstyle(DEFAULT_FONT,HORIZ_DIR,2);
outtextxy(170,180,"LOADING,PLEASE WAIT");


for(i=0;i<300;++i)
{
delay(30);
line(x,200,x,220);
x++;
}
getch();
closegraph();
}