第二周任务4

#include <iostream> using namespace std; class Chang { public:void set_chang();void show_chang(); private:int length;int width;int height;int s;int v; }; void Chang::set_chang() {cout<<"请输入长,宽,高"<<endl;cin>>length>>width>>height; } void Chang::show_chang() {s=2*(length*width+length*height+width*height);v=length*width*height;cout<<"s="<<s<<endl;cout<<"v="<<v<<endl; } int main() {Chang c1,c2,c3;c1.set_chang();c1.show_chang();c2.set_chang();c2.show_chang();c3.set_chang();c3.show_chang(); }