c++类程序设计题1

#include
#include
using namespace std;
	class cube{
	public :
		//设置长
		void setM(int m){
			M_l = m;
		}
		int getl(){
			return M_l;
		}
		//设置宽
		void setr(int r){
			M_r = r;
		}
		int get(){
			return M_r;
		}
		//设置高
		void setm(int m){
			M_m = m;
		}
		int getm(){
			return M_m;
		}
		//立方体设置面积
		int mianji(){
			return M_l*M_r * 2 + M_r*M_m * 2 + M_l*M_m * 2;
		}
		//立方体体积
		int tiji(){
			return M_l*M_r*M_m;
		}
		bool panduan(cube p1){
			if (M_l == p1.getl() && M_r == p1.getm() && M_m == p1.get())
				return true;
			return false;

		}
	private :
		int M_l;//长
		int M_r;//宽
		int M_m;//高
	};
	//全局函数判断是否相等
	bool panduan(cube p, cube p1){
		if (p.getl() == p1.getl() && p.getm() == p1.getm() && p.get() == p1.get())
			return true;
		return false;

	}
		int main(){
		cube p;
		//第一个立方体
		p.setM(10);
		p.setm(10);
		p.setr(10);
		//输出面积600
		cout << p.mianji() << endl;
		//输出体积1000
		cout << p.tiji() << endl;
		//设置第二个立方体
		cube p1;
		p1.setM(10);
		p1.setm(10);
		p1.setr(10);
		cout << "局部变量判断" << endl;
		if (p1.panduan(p1))cout << "两个立方体相等" << endl;
		else  cout << "两个立方体不相等" << endl;
		bool c=panduan(p, p1);
		cout << "全局变量判断" << endl;
		if (c == true)  cout << "两个立方体相等" << endl;
		else cout << "两个立方体不相等" << endl;
	system("pause");
	return 0;
}