StaticTest.cpp

#include <iostream>
#include <locale.h>
using namespace std;

class bank_account{
public :
	double amount;
	static double rate;
	double draw(int month){
		return amount*(1+month*(rate/100));

	}
    static void increase_rate(double increment){
        rate+=increment;
    }
};
double bank_account::rate;
int main0207(){
    setlocale(LC_ALL,"Turkish");

	bank_account::rate=1.27;

	bank_account a;
	a.amount=300;
	cout<<"�ekilen A : "<<a.draw(3)<<endl;

	bank_account::increase_rate(0.01);

	bank_account b;
	b.amount=400;
	cout<<"�ekilen B : "<<b.draw(7)<<endl;

	return 0;

}