ch08_07.c

在文件中含有大量基础C program code以公初学者参考

#include <stdio.h>
struct circle
{
    float r;
    float pi;
    float *area;
};  
int main(void)
{
    struct circle myCircle;
    float Area;
    myCircle.r=5;
    myCircle.pi = 3.14159;
    Area = myCircle.r*myCircle.r*myCircle.pi;
    printf("Area = %f\n", Area);
    /* myCircle