【数据结构】顺序队列

#include <STDIO.H>
#include <STDLIB.H>
#define  MAX_DATA 10

typedef struct seqQueue
{
	int data[MAX_DATA];
	int front,rear;
}seqqueue;

void InitQueue(seqqueue *sq)
{
	sq->front=0;
	sq->rear=0;
}

int Empty(seqqueue sq)
{
	if(sq.front==sq.rear)
		return 1;
	else
		return 0;
}

int pushQueue(seqqueue *sq,int e)
{
	if(sq->rear==(MAX_DATA-1))
		return -1;
	sq->data[sq->rear]=e;
	sq->rear+=1;
	return 0;
}

int popQueue(seqqueue *sq,int *e)
{
	if(sq->front==sq->rear)
		return -1;
	*e=sq->data[sq->front];
	sq->front+=1;
	return 0;
}

int getHead(seqqueue sq,int *e)
{
	*e=sq.data[sq.front];
	return 0;
}

void main()
{
	int i,j;
	int ar[]={12,23,32,45,56,65,78,87,92,100};
	seqqueue sq;
	InitQueue(&sq);
	for(i=0;i<10;i++)
	{
		pushQueue(&sq,ar[i]);
	}
	while(Empty(sq)!=1)
	{
		popQueue(&sq,&j);
		printf("%d ",j);
	}
	printf("\n");

}