无表头单链表的总结----输出链表

#include"head.h"
void print(struct Student* head)
{struct Student *p;printf("There are %d records:\n", sum);p = head;if (p != NULL){do{printf("%ld %d\n", p->num, p->score);p = p->next;} while (p != NULL);   //以链表结尾的NULL为终止条件
    }
}