C++ Program For Find Center Number Is Palindrome Or Not

#include<iostream.h>
#include<conio.h>
void main()
 {
   clrscr();
   int n,rem,rev=0,total;
   cin>>n;
   total=n;
   while(n>0)
    {
 ren=n%10;
 rev=rev*10+rem;
 n=n/10;
}
    if(total==rev)
 cout<<"Given number is palindrome";
else
 cout<<"Not palindrome";

   getch();
 }