#include <stdio.h>
#include <conio.h>
#include <graphics.h>
main()
{
 int gd=DETECT;
 int gm=DETECT;
 int i,j,p=0;
 clrscr();
 i=warn();
  if(i==0)
  getch();
 detectgraph(&gm, &gd);
 initgraph(&gm,&gd,"c:\\turboc\\bgi");
 cleardevice();
 for(i=0;i<480;i++)
 {
  for(j=0;j<640;j++)
  {
   if(j<107)
     putpixel(j,i,RED);
   if(j>107&&j<214)
     putpixel(j,i,YELLOW);
   if(j>214&&j<321)
     putpixel(j,i,GREEN);
   if(j>321&&j<428)
     putpixel(j,i,BLUE);
   if(j>428&&j<535)
     putpixel(j,i,MAGENTA);
   if(j>535&&j<640)
     putpixel(j,i,CYAN);
  }
 }
 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\t\t\t\tCUSTOM COLOR BAR");
 for(i=240;i<480;i++)
 {
  for(j=0;j<640;j++)
  {
   if(j<107)
     putpixel(j,i,RED);
   if(j>107&&j<214)
     putpixel(j,i,YELLOW);
   if(j>214&&j<321)
   {
     putpixel(j,i,GREEN);
     if(j>250)
      break;
   }
  }
 }
 for(i=0;i<22767;i++)
 {
  for(j=0;j<12767;j++)
  {
   p++;
  }
 }
 initgraph(&gm,&gd,"c:\\tc");
 exit();
}
warn()
{
 char c;
 printf("\n\n\n\n\n\n\n\n\t\tEXECUTION OF THIS PROGRAM WILL CHANGE YOUR SCREEN");
 printf("\n\t\t\t\tTO GRAPHICS MODE.");
 printf("\n\t\t\tSCREEN WILL RESUME TO NORMAL WHEN YOU ");
 printf("\n\t\t\t\tRESTART YOUR O/S.");
 printf("\n\n\t\t\tWANT TO CONTINUE ? .. ²Y/N² > ");
 scanf("%c",&c);
 if(c=='Y'||c=='y')
   return(1);
 else
   exit();
}