#include "stdafx.h" #include "stdio.h" #include "stdlib.h" #define SMALL 1
#if(SMALL) #define MAX 7 int QueueData[MAX] = {'A','B','C','D','E','F','G'}; #else #define MAX 14 int QueueData[MAX] = {'A','B','C','D','E','F','G','H','I','J','K','L','M','N'}; #endif
/*顺序队列类型定义*/ typedef struct { int data[MAX]; int head; int tail; }sqQueue; /*链队列类型定义*/ struct LinkQueue { int data; struct LinkQueue *link; };
typedef struct LinkQueue lkQueue; //----------------------------------------------------------------------------------------- /*顺序队列基本操作函数定义部分*/ //顺序队列的初始化函数sqInitialize() sqQueue *sq_Initialize() { sqQueue *p; p = (sqQueue *)malloc(sizeof(sqQueue)); if(p==NULL) { return(NULL); } else { p->data[0] = 0; p->head = 0; p->tail = 0; return(p); } }
//顺序队列的判空函数qIsEmpty() int qIsEmpty(sqQueue *queue) { if(queue->head==queue->tail) return(1); else return(0); }
//顺序队列的判满函数qIsFull() int qIsFull(sqQueue *queue) { if(queue->head==MAX) return(1); else return(0); }
//顺序队列的入队函数qInQueue() int qInQueue(sqQueue *queue,int data) { if(queue->tail==MAX) { printf("队列已满!\n"); return(0); } else { queue->data[queue->tail++] = data; return(1); } }
//顺序队列的出队函数qOutQueue() int qOutQueue(sqQueue *queue,int *p) { if(queue->head==queue->tail) { printf("队列已空!\n"); return(0); } else { *p = queue->data[queue->head++]; return(1); } }
//顺序队列的数据入队操作函数qInputValue() void qInputValue(sqQueue *queue,int array[]) { int i=0; while(qInQueue(queue,array[i])) printf("Queue[%d] = %c\t",i,array[i++]); }
//顺序队列的数据出队操作函数qOutputValue() void qOutputValue(sqQueue *queue) { int i,QueueData; i=0; while(qOutQueue(queue,&QueueData)) printf("Queue[%d] = %c\t",i++,QueueData); printf("\n"); } //----------------------------------------------------------------------------------------- /*链式队列基本操作函数定义部分*/ //链式队列的初始化函数lk_Initialize() lkQueue *lk_Initialize() { lkQueue *p; p = (lkQueue *)malloc(sizeof(lkQueue)); if(p==NULL) { return(NULL); } else { p->data = 0; p->link = NULL; return(p); } } //链式队列的入队函数lkInQueue() //注意:在入队时,参数是队尾指针,返回值也是队尾指针 lkQueue *lkInQueue(lkQueue *tail,int data) { lkQueue *p; p = (lkQueue *)malloc(sizeof(lkQueue)); if(p==NULL) { printf("新增链式队列元素时内存溢出!\n"); return(tail); } else { p->data = data; p->link = tail; return(p); } } //链式队列的出队函数lkInQueue() //注意:在出队时,参数是队首指针,返回值也是队首指针 lkQueue *lkOutQueue(lkQueue *head,int *data) { *p = head->data;
lkQueue *p; p = (lkQueue *)malloc(sizeof(lkQueue)); if(p==NULL) { printf("创建链式队列时内存溢出!\n"); return(tail); } else { p->data = data; p->link = tail; return(p); } } //----------------------------------------------------------------------------------------- int main(int argc, char* argv[]) { sqQueue *queue1; lkQueue **lkHead,**lkTail; queue1 = sq_Initialize(); if(queue1==NULL) { printf("创建顺序队列时内存溢出!\n"); return 0; } else { printf("\n顺序队列[入队]数据.........\n"); qInputValue(queue1,QueueData); printf("\n顺序队列[出队]数据.........\n"); qOutputValue(queue1); } printf("\n运行完毕!\n"); return 0; } |