第五堂作业 1.3

#include<stdio.h>
#include<math.h>
#define PI 3.1415926 
#define e 2.71828
void main()
{
double  x,y,z;
x=log( pow (2*PI-1,0.5))/log(5.0);
y=pow(PI+1,0.5);
z=pow(e,y);
printf("%1f,%1f\n",x,y);

}