第三周项目4

#include<iostream>
using namespace std;
#define PI 3.1415926
class Bulk{
private: 
   int length;
   int  width;
   int  height;
public:
	Bulk(int h,int l,int w);
  int volume();
  int areas();
};
int main(){
  int x,y,z,i,n,m;
  for(i=1;i<=3;i++){
  cout<<"请输入第"<<i<<"个的长  宽  高";
  cin>>x>>y>>z;
  Bulk t1(x,y,z);
  cout<<"三个长方柱的体积和表面积"<<endl;
  	n=t1.volume();
  cout<<"第"<<i<<"的体积是"<<n;
	m=t1.areas();
  cout<<"第"<<i<<"的表面积"<<m;
  cout<<endl;
  }
  return 0;
  
  }
Bulk::Bulk(int h,int l,int w){
 height=h;
width=w;
length=l;
}
int Bulk::volume(){
return (height*width*length);

}
int Bulk::areas(){
return (height*width*2+height*length*2+width*length*2);

}

运行结果：