# include <stdio.h>

struct Student
{
    int age;
    char name[100];
    double L;
};

int mian(void)
{
    struct Student xs = {22, "小明", 1.68};
    struct Student * pxs = &xs;

    printf("%d %s %f", xs.age, xs.name, xs.L);
    printf("%d %s %f", pxs->age, pxs->name, pxs->L);

    return 0;
}

LIBCD.lib(crt0.obj) : error LNK2001: unresolved external symbol _main
Debug/复习结构体_1.exe : fatal error LNK1120: 1 unresolved externals
执行 link.exe 时出错.