题解 | #球的半径和体积#

#include <bits/stdc++.h>
#include <math.h>

using namespace std;

int main(){
	double x1,y1,z1,x2,y2,z2;
	
	while(cin >> x1 >> y1 >> z1 >> x2 >> y2 >> z2){
		double r = sqrt((x2 - x1) * (x2 - x1) + (y1 - y2) * (y1 - y2) + (z1 - z2) * (z1 - z2));
		double pi = acos(-1);
		double area = pi * r * r * r * 4/3;
		printf("%.3f %.3f",r,area);
	}
	return 0;
}