c++ alan hesaplamak

#include<stdio.h>
#include<conio.h>
int i,k;
long int  en,boy,kazanilan,alan1,alan2;
main()
{
clrscr();
printf(“en de§erini gir =”); scanf(“%ld”,&en);
printf(“boy de§erini gir =”); scanf(“%ld”,&boy);
i=0;
do
{
alan1=en*boy;
en=en*2;
boy=boy*2;
alan2=en*boy;
kazanilan=alan2-alan1;
i++;
printf(“%d .yl kazanlan alan= %ld \n”,i,kazanilan);
printf(“%d .yln sonunda toplam alan= %ld \n”,i,alan2);
}
while(i<10);
getch();
}