C++ program : To Reverse interger number

#include<iostream.h>
#include<conio.h>

class number
{
   int rev;
   public:
   int reverse(int x);
};
int number::reverse(int x)
{
   rev=0;
   while(x>0)
   {
      rev*=10;
      rev+=x%10;
      x/=10;
   }
   return rev;
}

int main()
{
   number num;
   clrscr();
   int x;
   cout<<"Enter the number :";
   cin>>x;
   cout<<"The reverse is :"<<num.reverse(x);
   getch();
   return 0;
}

Class diagram 

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