Reverse in c++


#include<iostream.h>
#include<conio.h>
#include<math.h>
void main(void)
{
int num,rem,check,rev=0; clrscr();
cout<<"enter the number\n";
cin>>num;
check=num;
while(num>0)
{
rem=num%10;
rev=rev+pow(rem,3);
num=num/10;
}
if(rev==check)
{
cout<<"number is Armstrong\n";
}
else
{
cout<<"number is not Armstrong\n";
}
getch();
}

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