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Write a program to draw a slope of line

#include<graphics.h>

#include<stdio.h>

#include<conio.h>

Void main ( )

{

int gdriver=DETECT,gmode,x,y,x1,y1,x2,y2,xend;

float m, b, xinc, yinc, dx, dy;

clrscr( );

initgraph(“&gd,&gm”,“ ”);

printf("Enter the starting point and ending point:-");
scanf("%d%d%d%d",&x1,&x2,&y1,&y2);
dx=x2-x1;

dy=y2-y1;

m=dx/dy

b=y1-m*x1
if(dx<0)
{

         x=x2;
                      y=y2;
                      xend=x1;

      }
            else
              {

          x=x1;
                         y=y1;
                         xend=x2;

}

loop1:

if(x>xend)

goto loop:

putpixel(x,y,green):

x++;

y=m*x+b:

goto loop1;

loop:

getch( );

closegraph( );

}

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