指针和结构体补充

1. 

#include "stdio.h"
#include "stdlib.h"

struct sector{
    char *pstr;
    int strlen;
};

struct arry{
    struct sector *parr;
    int length;
};


int main()
{
    struct arry *p = malloc(sizeof(struct arry));
    p->length = 10;
    p->parr = malloc(sizeof(struct sector)*p->length);
    
    p->parr[0].strlen = 10;
    p->parr[0].pstr = malloc(p->parr[0].strlen);
    
    printf("zhangliang
");
    return 0;
}