sex为什么出不来？？？！！1

#include<stdio.h>
#include<string.h>
int main()
{
    struct student
    {
        int num;
        char name[7];
        char sex;
        float score;
    }*p,stu;
    p = &stu;
    stu.num = 1;
    stu.sex = 'F';
    stu.score = 97;
    strcpy(stu.name, "Gongyoo");
    printf("No.%d\nSex:%c\nScore:%5.1f\nName:%s\n", stu.num, stu.sex, stu.score, stu.name);
    printf("\nNo.%d\nSex:%c\nScore:%5.1f\nName:%s", (*p).num, (*p).sex, (*p).score, (*p).name);
    return 0;
}