题解 | 球的半径和体积

#include <iostream>
#include <algorithm>
#include <cmath>
// #define PI arccos(-1)
using namespace std;
double PI = acos(-1);


int main() {
    double x0,x1,y0,y1,z0,z1;
    cin>>x0>>y0>>z0>>x1>>y1>>z1;
    double a = (x0-x1)*(x0-x1)+(y0-y1)*(y0-y1)+(z0-z1)*(z0-z1);
    double r = sqrt(a);
    double vo = (4.0/3)*PI*r*r*r;
    printf("%.3lf %.3lf\n",r,vo);
    
}
// 64 位输出请用 printf("%lld")