void main ()
{
int a,b,c,d;
clrscr ();
printf ("Enter A: ");
scanf ("%d",&a);
printf ("Enter B: ");
scanf ("%d",&b);
printf ("Enter C: ");
scanf ("%d",&c);
d= (b*b)-(4*a*c);
printf ("\nAnswer is %d",d);
getch ();
}
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