sqstack.h

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#pragma once


#define OK 1
#define ERROR 0
#define OVERFLOW -2
#define STACK_INIT_SIZE	8
#define	STACKINCREMENT 10

typedef struct 
{
	int x,y;
}point;



typedef point SElemType;
typedef int Status;



typedef struct  
{
	SElemType *  base;
	SElemType *  top;
	int stacksize;
}SqStack;


Status InitStack(SqStack &s);
//Status GetTop(SqStack s,SElemType &e);
Status Push(SqStack &s,SElemType e);
Status Pop(SqStack &s,SElemType &e);