void XSZL::search()//分类组合查询
{
    int a,c;//a代表学号；c代表年龄；
    char b[20],d[10],e[20],h[20];//b[20]代表姓名;d[10]代表性别；e[20]代表宿舍；h代表班级；
    float f,g;//f代表查询综合成绩的下限；g代表查询综合成绩的上限；
    if(head==null)
        cout<<"\n空的学生数据库!!查询无效!!"<<endl<<endl;
    else
    {
    cout<<"请分别输入要查询的条件，如果不想按这种条件进行查询，请输入:(0):\n";
    cout<<"\n请输入要查询的学号：";
    cin>>a;
    cout<<"\n请输入要查询的姓名：";
    cin>>b;
    cout<<"\n请输入要查询的年龄：";
    cin>>c;
    cout<<"\n请输入要查询的性别：";
    cin>>d;
    cout<<"\n请输入要查询的宿舍：";
    cin>>e;
    cout<<"\n请输入要查询的班级：";
    cin>>h;
    cout<<"\n请输入查询综合成绩的下限：";
    cin>>f;
    cout<<"\n请输入查询综合成绩的上限：";
    cin>>g;
    current=head;
    while(current!=null)
    {
        if(a)//学号
    {
            if(strcmp(b,"0"))//姓名
        {
                if(c)//年龄
            {
                    if(strcmp(d,"0"))//性别
                    {
                        if(strcmp(e,"0"))//宿舍
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                        else
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->XB,d))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                    }
                    else
                    {
                        if(strcmp(e,"0"))//宿舍
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->SS,e))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                        else
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->NL==c)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                    }
                }
                else
                {
                    if(strcmp(d,"0"))//性别
                    {
                        if(strcmp(e,"0"))//宿舍
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->SS,e))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                        else
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->XB,d))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                    }
                    else
                    {
                        if(strcmp(e,"0"))//宿舍
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->SS,e))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                        else
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&!strcmp(current->XM,b))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                    }
                }
            }
            else
            {
                if(c)//年龄
                {
                    if(strcmp(d,"0"))//性别
                    {
                        if(strcmp(e,"0"))//宿舍
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->SS,e))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                        }
                        else
                        {
                            if(strcmp(h,"0"))//班级
                            {
                                if(f)//成绩的下限
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ>f)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                                else
                                {
                                    if(g)//成绩的上限
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h)&&current->ZHCJ<g)
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                    else
                                    {
                                        if(current->XH==a&&current->NL==c&&!strcmp(current->XB,d)&&!strcmp(current->BJ,h))
                                            cout<<current<<endl;
                                            current=current->next;
                                    }
                                }
                            }
                            else
续学生挡案管理系统原代码1-1