#include <stdio.h>
#include <stdlib.h>

typedef struct node
{
    char *name;
    int first_class;
    int second_class;
    int third_class;
    int fourth_class;
    struct node *next;
}Node, *Linklist;

void creatlist(Linklist head, int n);
void printlist(Linklist head);

Linklist head = NULL;

int main()
{
    int n;
    Node *head;
    head = NULL;
    creatlist(head, n);
    printlist(head);
    return 0;
}

void creatlist(Linklist head, int n)        //创建成绩列表
{
    int i;

    Linklist p;
    head = (Linklist)malloc(sizeof(Node));
    head->next = NULL;
    printf("请输入学生人数:");
    scanf("%d", &n);
    for (i = n; i > 0; --i) {
        p = (Linklist)malloc(sizeof(Node));
        printf("请输入姓名:");
        scanf("%s", p->name);
        printf("p->name=%s\n", p->name);            //-------此处出错--------------------
        
        printf("请输入四门分数：\n");
        printf("第一:");
        scanf("%d", &p->first_class);
        //printf("p->first_class=%d\n", p->first_class);
        printf("第二:");
        scanf("%d", &p->second_class);
        printf("第三:");
        scanf("%d", &p->third_class);
        printf("第四:");
        scanf("%d", &p->fourth_class);
        p->next = head->next;
        head->next = p;
    }
   
}

void printlist(Linklist head)        //打印成绩列表
{
    Linklist p = head;
    p = (struct node *)malloc(sizeof(struct node));
    if (p != NULL) {
        printf("ok\n");
    }else {
        printf("fail\n");
    }
    printf("显示所有的元素:");
    while (p) {
        printf("%s, %d, %d, %d, %d", p->name, p->first_class, p->second_class, p->third_class, p->fourth_class);
        p = p->next;
    }
    printf("\n");

}

木有前辈提示么。。