图书管理系统

#include <iostream>
#include <map>
#include <fstream>
#include <iostream>
#include <bits/c++config.h>

using namespace std;
struct book{
 	string book_name;
 	string money;
 	string cbs;
 	string name;
};
int main(){ 
	string str;
	map<string,book> a;
	book shu;
	shu.book_name="语文";
	shu.cbs="人民大学出版社";
	shu.money=50.3;
	shu.name="哈哈哈哈哈"; 
	a.insert(pair<string,book>("语文",shu));
	string d;
	ifstream b;

	b.open("新建文本文档.txt");
	b>>d;
	cout<<d<<endl;
	b.close();
	int i=0;
	while(getline(b,d)){
		i++;
	}
	int j=0;
	while(i<j){
		for(j=0;j<i;j++){
			shu.name=d.substr(0,d.find("|"));
			cout<<shu.name<<endl;
			d=d.substr(d.find("|")+1);		
			shu.cbs=d.substr(0,d.find("|"));
			cout<<shu.cbs<<endl;
			d=d.substr(d.find("|")+1);		
			shu.money=d.substr(0,d.find("|"));
			cout<<shu.money<<endl;
			d=d.substr(d.find("|")+1);		
			shu.name=d.substr(0,d.find("|"));
			cout<<shu.name<<endl;
		}
	}
	ofstream f;
	return 0;
}