#include <vector>
#include <iostream>

using namespace std;

class Rezistor{

private:
double kf;
vector<double> R, Ro, P, P0;
Rezistor(double, double, double, double);
public:

virtual void calculation();
/*double Koef(double r1, double ro1)
{
 return kf=r1/ro1;
 }*/
};

Rezistor::Rezistor(double r, double ro, double p, double p0){
 R.push_back(r);
 Ro.push_back(ro);
 P.push_back(p);
 R.push_back(p0);
}