biraj lauda

#include<stdio.h>
#include<iostream.h>
#include<conio.h>
#include<graphics.h>
#include<math.h>

void main()
{
float x,y,x1,y1,x2,y2,dx,dy,step;
int i, gd=DETECT, gm;
initgraph(&gd,&gm,"...\\bgi");
cout<<"enter value of x1 amd y1";
cin>>x1>>y1;
cout<<"enter value of x2 & y2";
cin>>x2>>y2;
dx=abs (x2-x1);
dy=abs(y2-y1);
if(dx>=dy)
step=dx;
else
step=dy;
dx=dx/step;
dy=dy/step;
x=x1;

y=y1;
i=1;
while(i<=step)
{
putpixel(x,y,5);
x=x+dx;
y=y+dy;
i=i+1;
delay(100);
}
getch();
closegraph();
}