我输入1，删除第一个元素，程序就停止了，这是为什么
#include<stdio.h>
#include<malloc.h>
#define ERROR 0
#define OK 1
#include "stdlib.h "
#define INIT_SIZE 5 /*初始分配的顺序表长度*/
#define INCREM 5
/*溢出时，顺序表长度的增量*/
typedef int ElemType; /*定义表元素的类型*/
typedef struct Sqlist
{
ElemType *slist; /*存储空间的基地址*/
int length; /*顺序表的当前长度*/
int listsize; /*当前分配的存储空间*/
}Sqlist;
int InitList_sq(Sqlist *L); /* 初始化线性表 */
int CreateList_sq(Sqlist *L,int n); /* 输入元素创建线性表 */
int ListInsert_sq(Sqlist *L,int i,ElemType e);/* 在第i个位置上插入一个新元素 */
int PrintList_sq(Sqlist *L); /*输出顺序表的元素*/
int ListDelete_sq(Sqlist *L,int i); /*删除第i个元素*/
int ListLocate(Sqlist *L,ElemType e); /*查找值为e的元素*/
int InitList_sq(Sqlist *L){
L->slist=(ElemType*)malloc(INIT_SIZE*sizeof(ElemType));
if(!L->slist) return ERROR;
L->length=0;
L->listsize=INIT_SIZE;
return OK;
}/*InitList*/
int CreateList_sq(Sqlist *L,int n){
ElemType e;
int i;
for(i=0;i<n;i++){
printf("input data %d",i+1);
scanf("%d",&e);
if(!ListInsert_sq(L,i+1,e))
return ERROR;
}
return OK;
}/*CreateList*/
/*输出顺序表中的元素*/
int PrintList_sq(Sqlist *L){
int i;
for(i=1;i<=L->length;i++)
printf("%5d",L->slist[i-1]);
return OK;
}/*PrintList*/
int ListInsert_sq(Sqlist *L,int i,ElemType e){
int k;
if(i<1||i>L->length+1)
return ERROR;
if(L->length>=L->listsize){
L->slist=(ElemType*)realloc(L->slist,
(INIT_SIZE+INCREM)*sizeof(ElemType));
if(!L->slist)
return ERROR;
L->listsize+=INCREM;
}
for(k=L->length-1;k>=i-1;k--){
L->slist[k+1]= L->slist[k];
}
L->slist[i-1]=e;
L->length++;
return OK;
}/*ListInsert*/
/*在顺序表中删除第i个元素*/
int ListDelete_sq(Sqlist *L,int i)
{int j;
if(i<1||i>L->length)return ERROR;
for(j=i;j<=L->length-1;j++)
L->slist[j-1]=L->slist[j];
L->length--;
return OK;
}
/*在顺序表中查找指定值元素，返回其序号*/
/*int ListLocate(Sqlist *L,ElemType e){
}*/
int main(){
Sqlist sl;
int n,m,k,i;
printf("please input n:"); /*输入顺序表的元素个数*/
scanf("%d",&n);
if(n>0){
printf("\n1-Create Sqlist:\n");
InitList_sq(&sl);
CreateList_sq(&sl,n);
printf("\n2-Print Sqlist:\n");
PrintList_sq(&sl);
printf("\nplease input insert location and data:(location,data)\n");
scanf("%d,%d",&m,&k);
ListInsert_sq(&sl,m,k);
printf("\n3-Print Sqlist:\n");
PrintList_sq(&sl);
printf("\n");
printf("please input number:\n");
scanf("%d",&i);
ListDelete_sq(&sl,i);
}
else
printf("ERROR");
system("pause");
return 0;
}
