Armstrong numbers cpp program

Strange numbers  printing cpp implementation

#include<stdio.h>

#include<conio.h>

#include<iostream.h>

class strange

{ private:

          int i,n,d,sum,temp;

  public:

          void getdata();

          void getdisp();

};

void strange::getdata()

{

          cout<<"\n\n\t STRANGE NUMBERS\n\n";

          cout<<"Upto which number?  :  ";

          cin>>n;

}

void strange::getdisp()

{

          cout<<"\n\n Strange numbers upto "<<n<<" : \n\n";

          for(i=1;i<=n;i++)

          {        sum=0;

                   d=0;

                   temp=i;

                   while(i>=0)

                   {        d=temp%10;

                             sum+=(d*d*d);

                             temp=temp/10;

                   }

          if(sum==i)

                   cout<<i<<"\t";

          }

}

void main()

{

          strange s;

          clrscr();

          s.getdata();

          s.getdisp();

          getch();

}