#include<stdio.h>
#include<stdlib.h>
#define ERROR 0
#define OVERFLOW -2
#define LIST_INIT_SIZE 100
#define LISTINCREMENT 10
typedef struct
{
  int *elem;
  int length;
  int listsize;
}SqList;
SqList L;
void ListInsert_Sq(int *L.elem,int i,int e)
{
  int *p,*q,*newbase;
  if(i<1||i>L.length-1)
    return ERROR;
  if(L.length>=L.listsize)
  {
    newbase=(int *)realloc(L.listsiza+LISTINCREMENT)*sizeof(int));
    if(!newbase)
       exit(OVERFLOW);
    L.elem=newbase;
    L.listsize+=LISTINCREMENT;
  }
  q=&(L.elem[i-1]);
  for(p=&(L.elem[L.length-1]);p>=q;--p)
    *(p+1)=*p;
  *q=e;
  ++L.length;
}

main()
{
  int i,l,e;
  L.elem=(int*)malloc(LIST_INIT_SIZE*sizeof(int));
  if(!L.elem)
    exit(OVERFLOW);
  L.length=10;
  L.listsize=LIST_INIT_SIZE;
  printf("Enter elememt: \n");
  for(i=0;i<L.length;i++)
  {
    scanf("%d",&L.elem[i]);
  }
  printf("Enter l: \n");
  scanf("%d",&l);
  printf("Enter e: \n");
  scanf("%d",&e)
  ListInsert_Sq(L.elem,l,e);
  for(i=0;i<L.length;i++)
  {
    printf("%d",L.elem[i]);
  }
}

[[it] 本帖最后由 liyanhong 于 2008-10-16 09:27 编辑 [/it]]

C:\Documents and Settings\Administrator\桌面\新建 文本文档.c(14) : error C2143: syntax error : missing '{' before '.'
C:\Documents and Settings\Administrator\桌面\新建 文本文档.c(14) : error C2059: syntax error : '.'
C:\Documents and Settings\Administrator\桌面\新建 文本文档.c(14) : error C2059: syntax error : ')'
C:\Documents and Settings\Administrator\桌面\新建 文本文档.c(50) : error C2146: syntax error : missing ';' before identifier 'ListInsert_Sq'
C:\Documents and Settings\Administrator\桌面\新建 文本文档.c(50) : warning C4013: 'ListInsert_Sq' undefined; assuming extern returning int
执行 cl.exe 时出错.

问题有点严重  明天再来请教...

ListInsert_Sq(l,e);这样就正常了
但是这是全局变量的原因
不定义全局变量  换成局部变量
这个形参怎么传呢？
ListInsert_Sq（&L,l,e)->ListInsert_Sq(SqList *L,int l,int e);
不对吗  怎么出来那么多错

[[it] 本帖最后由 liyanhong 于 2008-10-16 08:41 编辑 [/it]]

是我套书上写的 还是要谢谢你哈

[[it] 本帖最后由 liyanhong 于 2008-10-16 09:23 编辑 [/it]]

#include<stdio.h>
#include<stdlib.h>
#define ERROR 0
#define OVERFLOW -2
#define LIST_INIT_SIZE 100
#define LISTINCREMENT 10
typedef struct
{
  int *elem;
  int length;
  int listsize;
}SqList;
SqList L;
void ListInsert_Sq(int i,int e)
{
  int *p,*q,*newbase=0;
  if(i<1||i>L.length-1)
    exit(ERROR);
  if(L.length>=L.listsize)
  {
    newbase=(int*)realloc(newbase,(L.listsize+LISTINCREMENT)*sizeof(int));
    if(!newbase)
       exit(OVERFLOW);
    L.elem=newbase;
    L.listsize+=LISTINCREMENT;
  }
  q=&(L.elem[i-1]);
  for(p=&(L.elem[L.length-1]);p>=q;--p)
    *(p+1)=*p;
  *q=e;
  ++L.length;
}

main()
{
  int i,l,e;
  L.elem=(int*)malloc(LIST_INIT_SIZE*sizeof(int));
  if(!L.elem)
    exit(OVERFLOW);
  L.length=10;
  L.listsize=LIST_INIT_SIZE;
  printf("Enter elememt: \n");
  for(i=0;i<L.length;i++)
  {
    scanf("%d",&L.elem[i]);
  }
  printf("Enter l: \n");
  scanf("%d",&l);
  printf("Enter e: \n");
  scanf("%d",&e);
  ListInsert_Sq(l,e);
  for(i=0;i<L.length;i++)
  {
    printf("%d",L.elem[i]);
  }
  
}
差不多了
但应该还有很多逻辑错误

[[it] 本帖最后由 liyanhong 于 2008-10-16 09:48 编辑 [/it]]

学习了好多东西啊

谢谢了！
StarWing83