#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<string.h>
typedef struct ArcCell{
int adj;/*顶点关系类型，用1表示相邻，0表示不相邻*/
}ArcCell,**AdjMatrix;/*邻接矩阵*/
typedef struct type{
char data[3];/*顶点值*/
int info;/*弧的长度*/
struct type *next;/*顶点的下一个指针*/
}VertexType;
typedef struct{
VertexType *vexs;/*顶点向量*/
AdjMatrix arcs;/*邻接矩阵*/
int vexnum,arcnum;/*图的顶点数和边数*/
}MGraph;
/* ******************8 */
typedef int Status;
#define STACK_INIT_SIZE 50
typedef int ElemType;
typedef struct STACK /*定义栈类型*/
{
ElemType *base;
ElemType *top;
int stacksize;
int length;
}SqStack,*Stack;
void InitStack(Stack *S) /*初始化栈*/
{
*S=(SqStack *)malloc(sizeof(SqStack));
(*S)->base=(ElemType *)malloc(STACK_INIT_SIZE*sizeof(ElemType));
if(!(*S)->base)exit(-1);
(*S)->top=(*S)->base;
(*S)->stacksize=STACK_INIT_SIZE;
(*S)->length=0;
}
Status DestroyStack(Stack *S) /* 销毁栈*/
{
free((*S)->base);
free((*S));
return 1;
}
Status StackEmpty(SqStack S) /*判断栈空否*/
{
if(S.top==S.base) return 1;
else
return 0;
}
void Push(Stack *S,ElemType e) /*把数据压入栈*/
{
if((*S)->top - (*S)->base>=(*S)->stacksize)
{
(*S)->base=(ElemType *) realloc((*S)->base,
((*S)->stacksize + 10) * sizeof(ElemType));
if(!(*S)->base)exit(-1);
(*S)->top=(*S)->base+(*S)->stacksize;
(*S)->stacksize +=10;
}
*((*S)->top++)=e;
