[مجوؤوؤوؤدي]

#include<iostream.h>
#include<conio.h>
void main ()
{
int X;
cout<<"Enter your grade show your Rank:";
y:
cin>>X;
if(X>=90)
cout<<"\nRank=A";
else
if(X>=80&&89)
cout<<"\nRank=B";
else
if(X>=70&&79)
cout<<"\nRank=C";
else
if(X>=60&&69)
cout<<"\nRank=D";
else
cout<<"\nfailed";
cout<<"\nDo you want to stop?";
cout<<"\ny=yes,n=no";
goto y;
cout<<"\n";
clrscr();
getch();
}