静态链表设计一个学生管理系统

#include<iostream.h>
struct Node
{
    int number;
char* name;
char* Class;
float math_grade;
int next;
}Stu[10];
class Student
{
public:


Student(char*n[],char*c[],int num[],float m[],int l);
~Student(){}
void Insert(char*n,char*c,int num,float m,int l);//姓名，班级，学号，成绩
void Delete(int l);
void Locate(int l);
void Print();
private:
int avail,first;
};


Student::Student(char*n[],char*c[],int num[],float m[],int l)
{
first=0;
    avail=1;
    for(int i=0;i<8;i++)
{
Stu[i].next=i+1;
}
    for( i=1;i<=l;i++)
{
Stu[i].name=n[i-1];
        Stu[i].Class=c[i-1];
Stu[i].number=num[i-1];
Stu[i].math_grade=m[i-1];
}
Stu[i-1].next=-1;
    if(l==9) avail=-1;
    else avail=l+1;
}
void Student::Insert(char*n,char*c,int num,float m,int l)
{
int x;
    if(avail==-1) cout<<"满数据."<<endl;
    else
{
x=avail;
        avail=Stu[avail].next;
        Stu[x].name=n;
        Stu[x].Class=c;
Stu[x].number=num;
Stu[x].math_grade=m;
        Stu[x].next=Stu[l-1].next;
Stu[l-1].next=x;
if(avail+1==11) avail=-1;
}
}
void Student::Delete(int l)
 {
int x,y;
if(l==1) 
{
x=y=Stu[first].next;
Stu[first].next=Stu[x].next;
Stu[x].next=avail;
avail=x;
for(int i=0;i<l-1;i++)
y=Stu[y].next;
cout<<Stu[y].name<<"的数据已被删除."<<endl;
}
else 
{
x=y=Stu[first].next;
for(int i=0;i<l-2;i++)
x=Stu[x].next;
for( i=0;i<l-1;i++)
y=Stu[y].next;
cout<<Stu[y].name<<"的数据已被删除."<<endl;
Stu[x].next=Stu[y].next;
Stu[y].next=avail;
avail=y;
}
}
void Student::Locate(int l)
{
int x;
x=Stu[first].next;
for(int i=0;i<l-1;i++)
x=Stu[x].next;
if(Stu[x].name==NULL) cout<<"这个位置为空"<<endl;
    else
{
cout<<"第"<<l<<"位的数据为:"<<endl;
cout<<"姓名:"<<Stu[x].name<<endl;
cout<<"班级"<<Stu[x].Class<<endl;
cout<<"学号"<<Stu[x].number<<endl;
        cout<<"数学成绩"<<Stu[x].math_grade<<endl;
cout<<endl;
}
}
void Student::Print()
{
    int x;
x=Stu[first].next;
cout<<"姓名      班级      学号    数学成绩"<<endl;
    while(Stu[x].next!=-1)
{
cout<<Stu[x].name<<"    ";
cout<<Stu[x].Class<<"    ";
cout<<Stu[x].number<<"     ";
cout<<Stu[x].math_grade<<endl;
x=Stu[x].next;
}
}

int main()
{
int p;
int y;
float z;
    char x[5];
char r[10];
char*n[4]={"小明","小红","小花","小青"};
char*c[4]={"信管1171","信管1172","计科1171","信管1161"};
int num[4]={2011,2012,2014,2017};
float m[4]={80,90,100,89.5};
Student a(n,c,num,m,4);
    cout<<"录入的数据为:"<<endl;
    a.Print();
cout<<endl;
cout<<"插入数据"<<endl;
cout<<endl;
    cout<<"输入你要列入的姓名:";
    cin>>x;
    cout<<"输入你要列入的班级:";
    cin>>r;
cout<<"输入你要列入的学号:";
    cin>>y;
cout<<"输入你要列入的数学成绩:";
    cin>>z;
    cout<<"输入你要列入的位置:";
cin>>p;
cout<<endl;
a.Insert(x,r,y,z,p);
a.Print();
cout<<endl;
cout<<"要删除的位置:";
cin>>p;
a.Delete(p);
cout<<endl;
cout<<"要查找的数据的位置:";
cin>>p; 
a.Locate(p);
cout<<endl;
cout<<"各成员数据如下:"<<endl;
a.Print();
    return 0;

}

运行结果：