1001. Estate

#include <iostream>

#include <iomanip>

#include <cmath>

using namespace Std;

Your code'll is here
Class Land

{

Public

Land (): Price_ (0) {}

Explicit Land (int. price);

Calculate how much Feng Gor can earn from the land

Virtual Double Calmoney () = 0;

Protected

Price of unit area

int price_;

};

Class Square:public Land

{

Public

Square (double len, int price);

Double Calmoney ();

Private

Length of side of a square

Double Len_;

};

Class Circle:public Land

{

Public

Circle (double radius, int price);

Double Calmoney ();

Private

Length of radius of a circle

Double Radius_;

};

Circle::circle (double radius, int price) {
Radius_ = radius;
Price_ = Price;
}
Double Circle::calmoney () {
Return ACOs ( -1) *price_ * radius_ * RADIUS_;
}

Square::square (double len, int price) {
Len_ = Len;
Price_ = Price;
}

Double Square::calmoney () {
return Len_ * Len_ * PRICE_;
}

void Accountant::D evelopestate (land* land) {
Money_ + = Land->calmoney ();
}

Double Accountant::checkmoney () {
return money_;
}

Class Accountant

{

Public

Accountant (): Money_ (0) {}

Develop a land, earn the value of the land

void Developestate (land* land);

Return the value of Money_

Double Checkmoney ();

Private

Double Money_;

};

int main (int argc, const char *argv[])

{

Accountant py;

Circle *a = New Circle (100, 10000);

Square *b = new Square (100, 50000);

Py. Developestate (a);

cout << Setprecision (Ten) << py. Checkmoney () << Endl;

Py. Developestate (b);

cout << Setprecision (Ten) << py. Checkmoney () << Endl;

return 0;

}

1001. Estate