#include <iostream>
using namespace std;
int main( )
{
double r, h, area;
cout << "输入半径: ";
cin >> r;
cout << "输入高: ";
cin >> h;
area = 2 * 3.1415926 * r * r + 2 * 3.1415926 * r * h;
cout<<"圆柱体的体积为:" << area << "\n";
return 0;
}
结果:#include <iostream>
using namespace std;
int main( )
{
double r, h, area;
cout << "输入半径: ";
cin >> r;
cout << "输入高: ";
cin >> h;
area = 2 * 3.1415926 * r * r + 2 * 3.1415926 * r * h;
cout<<"圆柱体的体积为:" << area << "\n";
return 0;
}
结果: