#include<stdio.h>#include<math.h>#define PI 3.1415927int main(){ double v,r; while(scanf("%lf",&r)!=EOF) { v=r*r*r*PI*4/3; printf("%.3lf\n",v); } }
posted on 2015-04-20 21:11 Randy77 阅读(134) 评论(0) 编辑 收藏 举报