C++作业3.23

#include<iostream>

using namespace std;

const double pi=3.14;

class cylinder

{

public:

cylinder(double r,double h)

{

radius=r;

high=h;

 

} void vo1()

{ cout<<"半径："<<radius<<" 高度："<<high<<endl;

cout<<"圆柱的体积:"<<pi*high*radius*radius<<endl;

}

private:

double radius;

double high;

 

};

int main()

{ double r,h;

cout<<"请输入圆柱底圆半径:"<<endl;;

cin>>r;

cout<<"请输入圆柱高度："<<endl;

cin>>h;

cylinder c1(r,h); 

c1.vo1();

system("pause");

return 0;

}