#include<iostream>
#include<stdio.h>
#include<string.h>
#include<conio.h>
using namespace std;
typedef struct student{
int data;
struct student *next;
}node;
typedef struct linkqueue
{
node *first, *rear;
}queue;
//队列的入队
queue *insert(queue *HQ, int x)
{
node *s;
s = (node*)malloc(sizeof(node));
s->data = x;
s->next = NULL;
if (HQ->rear == NULL)
{
HQ->first = s;
HQ->rear = s;
}
else
{
HQ->rear->next = s;
HQ->rear = s;
}
}
//队列出队
queue *del(queue *HQ)
{
node *p;
int x;
if (HQ->first == NULL)
{
printf("\n yichu");
}
else
{
x = HQ->first->data;
p = HQ->first;
if (HQ->first == HQ->rear)
{
HQ->first = NULL;
HQ->rear = NULL;
}
else
{
HQ->first = HQ->first->next;
free(p);
}
return (HQ);
}
}
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时间： 2024-08-03 15:30:58