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#include"Exp19_1.h"

#include

#include

#include

using namespace std;

class student{ //为了简化，数据域32313133353236313431303231363533e58685e5aeb931333262356138仅保留学号与姓名

int key;

string name;

public:

void putkey(int k){key=k;}

void putnam(string nam){name=nam;}

void show(){cout<

bool operator

bool operator!=(student& stu){return key!=stu.key;}

};

int main(){

int i,k;

string nam;

Node * P1;

student stu;

List list1,list2,list3;

ifstream infile;

infile.open("EXP19_1.txt",ios::in);

if(!infile){

cout<

return 1;

}

for(i=0;i<9;i++){

infile>>k;

stu.putkey(k);

infile>>nam;

stu.putnam(nam);

P1=list1.CreatNode(stu);

list1.InsertFront(P1);//向前生成list1

P1=list1.CreatNode(stu);

list2.InsertRear(P1); //向后生成list2

}

infile.close();

list1.PrintList();

cout<

cout<

list2.PrintList();

cout&l