ex3_8.cpp

tc3 考试系统

#include<stdio.h>
#define PI 3.14156
void main()
{
  float r,h;
  scanf("%f,%f\n",&r,&h);
  printf("The circle-length is:%f\n",2*PI*r);
  printf("The circle-area is:%f\n",PI*r*r);
  printf("The globe-area is:%f\n",4*PI*r*r);
  printf("The globe-volumn is:%f\n",4/3*PI*r*r*r);
  printf("The column-volumn is:%f\n",PI*r*r*h);
}