queue——问题

#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string>
using namespace std;

typedef struct node{
	int data;
	int qnum;
	struct node * next;
}node;

typedef struct Linkqueue{
	node * front;
	node * rear;
}Linkqueue;

Linkqueue * Init(){
	Linkqueue * Q;
	node * p;
	p=(node *)malloc(sizeof(node));
	p->next=NULL;
	Q=(Linkqueue*)malloc(sizeof(Linkqueue));
	Q->front=Q->rear=p;
	return(Q);
}

int enQueue(Linkqueue * Q, int data,int qnum){
	node *p;
	p=(node *)malloc(sizeof(node));
	if(!p) return -1;
	p->data=data;
	p->qnum=qnum;
	p->next=NULL;
	Q->rear->next=p;
	Q->rear=p;
	return 1;
}
int inQueue(node * q, int data,int qnum){
	node * m;
	m->next=q->next;
	q->next=m;
	m->qnum=qnum;
	m->data=data;
	return 1;
}

int dequeue(Linkqueue * Q){
	node *p;
	int x;
	if(Q->front==Q->rear) 
		return -1;
	p=Q->front->next;
	x=p->data;
	if(p==Q->rear)
		Q->rear=Q->front;
	free(p);
	return x;		
}
int map [5][10];
int main(){
	int times;
	int que;
	Linkqueue * Q;
	node * m;
	m->next=NULL;
	Q->front=Q->rear=m;
	scanf("%d%d",&times,&que);
	for(int i=1;i<=que;i++){
		int num;
		scanf("%d",&num);
		map[i][0]=num;
		for(int j=1;j<=num;j++){
			scanf("%d",map[i][j]);
		}
	}
	char s[100];
	int data;
	int count=0;
	while(scanf("%s",&s)){
		if(strcmp(s,"ENQUEUE")==0){
			scanf("%d",data);
			int flag=0;
			for(int i=1;i<=que;i++){
				for(int j=1;j<=map[i][0];j++)
					if(map[i][j]==data){
						for(int z=1;z<=count;z++){
								node *q;
								q=Q->front->next;
								if(q->qnum==i&&q->next->qnum!=i){
									inQueue(q,data,i);
									count++;
									flag=1;
									break;
								}
								q=q->next;
							}
						if(flag==0){
							enQueue(Q,data,i);
							count++;
							flag=1;
							break;
						}
					}
					if(flag==1)
						break;
				}
			}
		else if(strcmp(s,"DEQUEUE")==0){
			int x;
			x=dequeue(Q);
			count--;
			printf("%d\n",x);
		}
		else if (strcmp(s,"STOP")==0)
			break;
	}
}