Спринт 5. Директива #include. Задание 1.

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main.cpp
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#include <iostream>
#include "builder.h"

using namespace std;

int main() {
    Wall wall(3.5, 2.45);
    Builder tom;
    // Попросите Тома посчитать кирпичи для стены 3.5 х 2.45
    const auto num_of_bricks = tom.CalcBricksNeeded(wall);
    cout<<num_of_bricks;
}
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builder.h
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#include "wall.h"

class Builder {
public:
    double CalcBricksNeeded(const Wall& wall) const {
        double height = wall.GetHeight();
        double width = wall.GetWidth();
        return width * height * 5;
    }
};
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wall.h
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class Wall {
public:
    Wall(double width, double height)
        : width_(width)
        , height_(height) {
    }

    double GetHeight() const {
        return height_;
    }
    double GetWidth() const {
        return width_;
    }

private:
    double width_;
    double height_;
};