1008hw/

#include 
 
using namespace std;
class Rect
{
private:
    int width;
    int height;
public:
    void init(int w,int h);
    void set_w(int w);
    void set_h(int h);
    void show();
};
void Rect::init(int w,int h)
{
    width = w;
    height = h;
}
void Rect::set_w(int w)
{
    width = w;
}
void Rect::set_h(int h)
{
    height = h;
}
void Rect::show()
{
    int C = 2 * ( width + height );
    int S = width * height;
    cout << "周长=" << C << endl;
    cout << "面积=" << S << endl;
}
int main()
{
    Rect r;
    int w , h;
    cout << "输入宽和高" << endl;
    cin >> w >> h;
    r.init(w,h);
    r.show();
    cout << "输入宽和高" << endl;
    cin >> w >> h;
    r.init(w,h);
    r.show();
    return 0;
}