谢谢 雪光风剑 大哥的指点，谢谢！
调试没问题了，测试也成功了。谢谢！！！！[em8][em8][em8]
[code=c]

/********************************************************************
    created:    2010/03/11
    created:    11:3:2010   19:12
    filename:     3.2.cpp
    file path:    ..\P86
    file base:    3.2
    file ext:    cpp
    author:        FengGuy    
    purpose:    用数组编写学生成绩系统
*********************************************************************/
#include <iostream.h>
#include <string.h>
#include <stdlib.h>
struct  data 
{
    int no;
    char name[6];
    float chinese;
    float english;
    float math;
};
struct structlist 
{
    data student[10];
    int LastPoint;//用于存放数组成员的总数
} list;

/************************************************************************/
/* 输入姓名，删除成绩                                                   */
/************************************************************************/
int deldata(structlist& nlist)
{
    int i=0;
    int j=0;
    int temp=0;
    char inputname[6];
    cout<<"Please Input Student's Name:";
    cin>>inputname;
    for (i=0; i<nlist.LastPoint; i++)
    {
        if (strcmp(nlist.student[i].name,inputname)==0)//判断是否和输入名字相同
        {
            for (j=i; j<=i; j++)
            {
                nlist.student[j].no=nlist.student[j+1].no;//用后一个数据覆盖前一个数据
                strcpy(nlist.student[j].name,nlist.student[j+1].name);
                nlist.student[j].chinese=nlist.student[j+1].chinese;
                nlist.student[j].english=nlist.student[j+1].english;
                nlist.student[j].math=nlist.student[j+1].math;

            }
            list.LastPoint--;//删除后，数组最后标记自减一
            cout<<"Success!";
            return 1;
        }

    }
    return 0;
}
int print(structlist& nlist)
{
        cout<<"No\t"<<"Name\t"<<"Chinese\t"<<"Enlist\t"<<"Math\t"<<endl;
        for (int i=0; i<nlist.LastPoint; i++)
        {
            cout<<nlist.student[i].no<<"\t"
                <<nlist.student[i].name<<"\t"
                <<nlist.student[i].chinese<<"\t"
                <<nlist.student[i].english<<"\t"
                <<nlist.student[i].math<<endl;
        }
            return 1;
}
/************************************************************************/
/* 通过输入的姓名修改成绩                                               */
/************************************************************************/
int Modify(structlist& nlist)
{
    char inputname[6];
    float english;
    float chinese;
    float math;
    cout<<"Plesse Input Student's Name:";
    cin>>inputname;
    for (int i=0; i<=nlist.LastPoint; i++)
    {
        if (strcmp(nlist.student[i].name,inputname)==0)//判断是否和输入名字相同
        {
            cout<<"No\t"<<"Name\t"<<"Chinese\t"<<"Enlist\t"<<"Math\t"<<endl;//输出找到的相应数据
            cout<<nlist.student[i].no<<"\t"
                <<nlist.student[i].name<<"\t"
                <<nlist.student[i].chinese<<"\t"
                <<nlist.student[i].english<<"\t"
                <<nlist.student[i].math<<endl;
            cout<<"Please Input Student's Chinese Score:";//等待用户输入并修改数据
            cin>>chinese;
            cout<<"Please Input Student's English Score:";
            cin>>english;
            cout<<"Please Input Student's Math Score:";
            cin>>math;
            nlist.student[i].chinese=chinese;
            nlist.student[i].english=english;
            nlist.student[i].math=math;
            cout<<"Success!";
            return 1;        
        }
    }
    return 0;
    
}
/************************************************************************/
/* 通过查找姓名，查询成绩                                               */
/************************************************************************/
int locate(structlist &nlist)
{
    char inputname[6];
    cout<<"Plesse Input Student's Name:";
    cin>>inputname;
    for (int i=0; i<=nlist.LastPoint; i++)//遍历数组并输出
    {
        if (strcmp(nlist.student[i].name,inputname)==0)
        {
            cout<<"No\t"<<"Name\t"<<"Chinese\t"<<"Enlist\t"<<"Math\t"<<endl;
            cout<<nlist.student[i].no<<"\t"
                <<nlist.student[i].name<<"\t"
                <<nlist.student[i].chinese<<"\t"
                <<nlist.student[i].english<<"\t"
                <<nlist.student[i].math<<endl;
            return 1;

        }
    }
    return 0;    
}
/************************************************************************/
/* 添加成绩                                                             */
/************************************************************************/
int append(structlist& nlist)
{
    float chinese;
    float english;
    float math;
    char name[6];
    int no;
    cout<<"Please Input No:";//等待用户输入，并添加数据
    cin>>no;
    cout<<"\nPlease Input Name:";
    cin>>name;
    cout<<"\nPlease Input Chinese Score:";
    cin>>chinese;
    cout<<"\nPlease Input Enlish Score:";
    cin>>english;
    cout<<"\nPlease Input Math Score:";
    cin>>math;
    nlist.student[nlist.LastPoint].no=no;
    strcpy(nlist.student[nlist.LastPoint].name,name);
    nlist.student[nlist.LastPoint].chinese=chinese;
    nlist.student[nlist.LastPoint].english=english;
    nlist.student[nlist.LastPoint].math=math;
    nlist.LastPoint++;
    return 1;    
}
/************************************************************************/
/* 全班平均成绩                                                         */
/************************************************************************/
int average(structlist &nlist)
{
    int i=0;
    float totalChin=0;
    float totalEng=0;
    float totalMat=0;
    for (i=0; i<nlist.LastPoint; i++)//遍历数组，求出各科成绩的和
    {
        totalChin =totalChin+ nlist.student[i].chinese;
        totalEng =totalEng+ nlist.student[i].english;
        totalMat =totalMat+ nlist.student[i].math;
    }
    cout<<"Average Chinese Score:"<< totalChin/nlist.LastPoint
        <<"\nAverage English Score:"<<totalEng/nlist.LastPoint
        <<"\nAverage Math Score:"<<totalMat/nlist.LastPoint
        <<endl;
    return 1;
}
/************************************************************************/
/* 主函数                                                               */
/************************************************************************/
int main()
{
    structlist list;
    list.LastPoint=0;
    int choose;
    while (1)
    {
        cout<<"-----Choose:-----\n"
            <<"1.Append\n"
            <<"2.Locate\n"
            <<"3.Modify\n"
            <<"4.Delete\n"
            <<"5.Average Score\n"
            <<"6.Print All\n"
            <<"------------------\n"
            <<"0.EXIT"<<endl;
        cin>>choose;
        switch(choose)
        {
        case 1: append(list);
            break;
        case 2:locate(list);
            break;
        case 3:Modify(list);
            break;
        case 4:deldata(list);
            break;
        case 5:average(list);
            break;
        case 6:print(list);
            break;
        case 0: exit(1);
            break;
        default:
            break;
        }
    }
    return 1;

}

[/code]