顺序表的基本操作

/**顺序表的建立，插入，删除，及遍历*/

#include<iostream>
#include<cstdio>
#include<cstring>
#include<cstdlib>
#include<cmath>
#include<cctype>
#include<queue>
#include<vector>
#include<algorithm>
#define N 1001000
#define INf 0X3f3f3f3f
using namespace std;
typedef long long LL;
#define MAXSIZE 100
#define OK 1
#define ERROR 0
#define OVERFLOW -2
#define TRUE 1
#define FALSE 0
typedef int ElemType;
typedef int Status;

typedef struct
{
    ElemType elem[MAXSIZE];
    int length;
}SqList;

Status InitList_Sq(SqList &L)//建立
{
    L.length=0;
    return OK;
}

Status ListInsert_Sq(SqList &L, int i, ElemType x)//插入
{
    int j;
    SqList p;

    if(i<1 || i>L.length+1)
        return ERROR;
    if(L.length==MAXSIZE-1)
        return OVERFLOW;

    for(j=L.length; j>=i; j--)
        L.elem[j]=L.elem[j-1];
    L.elem[i-1]=x;
    L.length++;
    printf("\n请实现顺序表的插入运算！\n");

    return OK;
}

Status ListDelete_Sq(SqList &L, int i, ElemType &e)//删除
{
    int j;
    if(i<1 || i>L.length)
        return ERROR;
    e=L.elem[i-1];
    for(j=i; j<L.length; j++)
        L.elem[j-1]=L.elem[j];
    L.length--;
    printf("\n请实现顺序表的删除运算！\n");

    return OK;
}

void TravelseList_Sq(SqList L)//遍历
{
    int i;
    for(i=0; i<L.length; i++)
        printf("%d\t", L.elem[i]);
    printf("\n");
}

int main()
{
    int i, n;
    ElemType x;
    SqList L1;
    InitList_Sq(L1);
    printf("请输入元素的个数：");
    scanf("%d", &n);
    printf("请输入%d个数：", n);
    for(i=0; i<n; i++)
        scanf("%d", &(L1.elem[i]));
    L1.length=n;
    printf("\n请输入插入的位置\n");
    scanf("%d", &i);
    printf("\n请输入插入元素的值\n");
    scanf("%d", &x);
    if(ListInsert_Sq(L1, i, x)==1)
    {
        printf("插入成功！插入后顺序表中元素为：\n\n");
        TravelseList_Sq(L1);//显示所有元素
    }
    else
        printf("插入失败！\n");
    printf("\n请输入删除位置：");
    scanf("%d", &i);
    if(ListDelete_Sq(L1, i, x))
    {
        printf("\n删除了元素%d，删除后顺序表中元素为：\n", x);
        TravelseList_Sq(L1);
    }
    else
        printf("删除失败！\n");
    return 0;
}