#include <stdio.h>
#include<stdlib.h>
//#include<malloc.h>
#define Maxsize 100

typedef int ElemType;
typedef struct
{
ElemType data[Maxsize];
int length;
}SqList;

SqList *init_SqList()
{
SqList * L;
L=(SqList *)malloc(sizeof (SqList));
if(!L) exit(1);
L->length=0;
return L;
}