#include<iostream>
#include<stdlib.h>
#include<iomanip>
using namespace std;
#define PI 3.1415927
int main()
{
double change(double x);
double line;
double area;
while (cin >> line)
{
area = (4.0 / 3.0)*PI * line*line*line;
cout << fixed << setprecision(3) << area << endl;
}
return 0;
}
一期作业题7
猜你喜欢
转载自blog.csdn.net/weixin_44003016/article/details/84872905
今日推荐
周排行