本文共 1217 字,大约阅读时间需要 4 分钟。
/*顺序循环队列*/typedef int Status;typedef int ElemType;#define MAX 1024#define ERROR -1#define OK 0#include#include using namespace std;//设计节点结构体typedef struct SqNode{ ElemType elem[MAX]; int front; int rear;}SqNode;//初始化SqNode* InitSqCriQueue(){ SqNode* q = (SqNode*)malloc(sizeof(SqNode)); q->front = q->rear = 0; return q;} //判断队满bool IsFull(SqNode* q){ return((q->rear+1)%MAX==q->front);}//判断队空bool IsEmpty(SqNode* q){ return(q->front == q->rear);}//进队Status EnQueue(SqNode* q, ElemType e){ if (IsFull(q)) return ERROR; else { q->elem[q->rear] = e; q->rear=(q->rear+1)%MAX; return OK; }}//出队Status OutQueue(SqNode* q, ElemType* e){ if (IsEmpty(q)) return ERROR; else { *e = q->elem[q->front]; q->front=(q->front+1)%MAX; }}//打印Status Show(SqNode* q){ if (IsEmpty(q)) return ERROR; else { int p = q->front; while (q->rear != p) { cout << q->elem[p] << endl; //printf("行号----%d----\n",__LINE__); p = (p + 1) % MAX; } return OK; }}int main(){ SqNode* q = InitSqCriQueue(); EnQueue(q, 0); EnQueue(q, 1); EnQueue(q, 2); EnQueue(q, 3); EnQueue(q, 4); EnQueue(q, 5); Show(q); cout << "----------" << endl; int e; OutQueue(q, &e); Show(q);}
转载地址:http://ytogz.baihongyu.com/