标签：输入 printf clu put output 3.1 ret style out
#include<stdio.h>
#define PI 3.1415927
int main(){
float r,v;
scanf("%f",&r);
v=((PI*r*r*r)*4)/3;
printf("%.3f",v);
return 0;
}
标签：输入 printf clu put output 3.1 ret style out
原文地址：https://www.cnblogs.com/huoyuying/p/9727213.html
