#include <iostream>
#include <string>
using namespace std;
class Account{
public:
void applyint() {amount+=amount*interestRate;}
static double rate() {return interestRate;}
//static void rate(double);
private:
string owner;
double amount;
static double interestRate;
static double initRate;
};
int main()
{
Account ac1;
Account *ac2=&ac1;
double rate;
rate=ac1.rate();
/* rate=ac2->rate();
//rate=Account::rate();*/
}