题解 | #设计立方体类#

#include <iostream>
using namespace std;

class Cube {

    // 设计一个立方体类（Cube）
    //定义立方体类的属性
    private:
        int length;
        int width;
        int height;
    //定义立方体类的方法
    public:
        void setLength(int len){
            this->length = len;   //方法功能：给类的属性赋值
        }
        void setWidth(int wid){
            this->width = wid;
        }
        void setHeight(int hei){
            this->height = hei;
        }
        int getLength(){
            return this->length;
        }
        int getWidth(){
            return this->width;
        }
        int getHeight(){
            return this->height;
        }
        int getArea(){
            return 2*(length*width + length*height + width*height);
        }
        int getVolume(){
            return length*width*height;
        }
};

int main() {

    int length, width, height;
    cin >> length;   //输入立方体类的长宽高
    cin >> width;
    cin >> height;

    Cube c;
    c.setLength(length);   //给类的属性赋值
    c.setWidth(width);
    c.setHeight(height);

    cout << c.getLength() << " "  //输出类的方法的返回值
        << c.getWidth() << " "
        << c.getHeight() << " "
        << c.getArea() << " "
        << c.getVolume() << endl;

    return 0;
}