各位大神们，小菜鸟请求代码帮助，以下是我自己构思的代码，编译总出错，这是怎么回事啊，请帮忙细致的解释一下···先谢谢啦··题目是：建立含有n个数据元素的顺序表并输出该表各元素的值，元素的个数及n个元素的值由键盘输入，元素类型为整形。


#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#define OK 1
#define ERROR 0
#define OVERFLOW 0
#define LIST_INIT_SIZE 100
#define LISTINCREMENT 10
typedef struct
{
    int *elem;
    int length;
    int listsize;
}Sqlist;

int InitList_Sq(SqList &L)
{
    L.elem=(int *)malloc(LIST_INIT_SIZE*sizeof(int));
    if(!L.elem)
        exit(OVERFLOW)
    L.length=0;
    L.listsize=LIST_INIT_SIZE;
    return OK;
}

int createList_Sq(SqList &L)
{
    int i;
    printf("Input the datas:");
    for(i=0;i<=L.length;i++)
        scanf("%d",&L.elem[i]);
    return OK;
}

void main()
{
    clrscr();
    int i,n;
    SqList L;
    InitList_Sq(l);
    printf("\nInput the length of the List L:");
    scanf("%d",&n);
    L.length=n;
    createList_Sq(L);
    printf("OutPut the datas:");
    for(i=0;i<=L.length;i++)
        printf("%d",L.elem[i]);
}

#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#define OK 1
#define ERROR 0
#define OVERFLOW 0
#define LIST_INIT_SIZE 100
#define LISTINCREMENT 10
typedef struct
{
    int *elem;
    int length;
    int listsize;
}Sqlist;//这里是l

int InitList_Sq(Sqlist* L)//用指针
{
    L->elem=(int *)malloc(LIST_INIT_SIZE*sizeof(int));
    if(!L->elem)
        exit(OVERFLOW);
    L->length=0;
    L->listsize=LIST_INIT_SIZE;
    return OK;
}

int createList_Sq(Sqlist * L)///用指针

{
    int i;
    printf("Input the datas:");
    for(i=0;i<L->length;i++)
        scanf("%d",&(L->elem[i]));
    return OK;
}

int main(void)
{
    int i,n;
    Sqlist L;
    //clrscr();
    InitList_Sq(&L);
    printf("\nInput the length of the List L:");
    scanf("%d",&n);
    L.length=n;
    createList_Sq(&L);
    printf("OutPut the datas:");
    for(i=0;i<L.length;i++)
        printf("%d ",L.elem[i]);
       
    return 0;
}