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#include <stdio.h>
int main()
{
printf("Hello World");
return 0;
}
#include<iostream.h>
#include<string.h>
#include<stdio.h>
#include<iomanip.h>
#include<ctype.h>
#include<fstream.h>
#define max 50
#include<conio.h>
/******************************CLASS FOR DEFINING FUNCTION**************/
class book
{
int c,rec,a,status;
char name[max],au[max],issuer[max];
public:
void add_book();
void display_details();
void search_book();
void modify_book();
void delete_book();
void issue_book();
void return_book();
void showissue_book();
};
/*********************FUNCTION FOR ADDING BOOK*****************/
void book::add_book()
{
book b;
char ch;
fstream file1;
file1.open("bcd",ios::out|ios::app|ios::binary);
do
{ clrscr();
cout<<"\t\t\tADDITION OF BOOK\n\n\n";
cout<<"ENTER THE BOOK NAME: ";
gets(b.name);
cout<<"ENTER ITS AUTHOR- ";
gets(b.au);
cout<<"ENTER THE CLASS TO WHICH IT BELONGS- ";
cin>>b.a;
cout<<"ENTER THE RECORD NO. (must be integer)- ";
cin>>b.rec;
cout<<"HOW MANY COPIES- ";
cin>>b.c;
b.status=0;
file1.write((char*)&b,sizeof b);
cout<<"****BOOK ADDED IN THE LIBRARY****";
cout<<"\nEnter Y for adding more data Or N for EXIT :";
cin>>ch;
}while(ch=='Y'||ch=='y');
clrscr();
//file1.close();
}
/**********************FUNCTION FOR DISPLAYING DETAILS OF BOOK***************/
void book::display_details()
{
book b;
fstream file1;
file1.open("bcd",ios::in|ios::binary);
cout<<"BOOK NAME |"<<setw(12)<<"AUTH0R NAME |"<<setw(12)<<"CLASS |"<<setw(12)<<"REC. NO. |"<<setw(12)<<"COPIES |\n"<<endl;
while((file1.read((char*)&b,sizeof(b))))
{ cout<<setw(5);
puts(b.name);
cout<<setw(12);
puts(b.au);
cout<<setw(12)<<b.a;
cout<<setw(12)<<b.rec;
cout<<setw(12)<<b.c<<endl;
getch();
}
// file1.close();
}
/*********************FUNCTION FOR SEARCHING DETAILS OF BOOK*****************/
void book::search_book()
{
book b;
char nm[max];
int flag=0;
fstream file1;
cout<<"ENTER THE NAME OF THE BOOK U WANT TO SEARCH";
gets(nm);
file1.open("bcd",ios::in|ios::binary);
file1.seekg(0);
while(file1.read((char*)&b,sizeof b))
{
if (strcmp(nm,b.name)==0)
{
cout<<"\t\t\tMATCH FOUND!!!!!!!!!!!!"<<endl;
cout<<"\tNAME OF THE BOOK IS- "<<b.name<<endl;
cout<<"\tITS AUTHOR IS- "<<b.au<<endl;
cout<<"\tNO. OF COPIES ARE- "<<b.c<<endl;
cout<<"\tRECORD NUMBER IS- "<<b.rec<<endl;
flag++;
}
}
if(flag==0)
cout<<"********************SORRY!!! CURRENT BOOK IS NOT AVAILABLE********************************"<<endl;
// file1.close();
getch();
clrscr();
}
/*********************FUNCTION FOR MODIFYING THE BOOK*****************/
void book::modify_book()
{
book b;
int num;
fstream file1;
file1.open("bcd",ios::in|ios::out|ios::ate|ios::binary);
cout<<"ENTER THE REC. NO. OF THE BOOK WHICH U WANT TO MODIFY";
cin>>num;
file1.seekg(0);
while(file1.read((char*)&b,sizeof b))
{
if(num==b.rec)
{
file1.seekg(file1.tellg()-(sizeof b),ios::beg);
cout<<"ENTER THE BOOK NAME- ";
gets(b.name);
cout<<"ENTER ITS AUTHOR- ";
gets(b.au);
cout<<"ENTER THE RECORD NUMBER- ";
cin>>b.rec;
cout<<"ENTER NO. OF COPIES- ";
cin>>b.c;
cout<<"ENTER TO WHICH CLASS DOES IT BELONG- ";
cin>>b.a;
file1.write((char*)&b,sizeof b);
cout<<"*****DETAILS MODIFIED FOR THE BOOK*****";
}
}
getch();
clrscr();
// file1.close();
}
/*********************FUNCTION FOR DELETING THE REC. BOOK*****************/
void book::delete_book()
{
book b;
int v;
fstream file1,file2;
cout<<"ENTER THE REC NO. OF THE BOOK WHICH U WANT TO DELETE";
cin>>v;
file1.open("bcd",ios::in|ios::binary);
file2.open("bac",ios::out|ios::binary);
while(file1.read((char*)&b,sizeof b))
{
if(b.rec!=v)
{
file2.write((char*)&b,sizeof b);
}
}
file1.close();
file2.close();
file1.open("bcd",ios::out|ios::binary);
file2.open("bac",ios::in|ios::binary);
while(file2.read((char*)&b,sizeof b))
file1.write((char*)&b,sizeof b);
file1.close();
// file2.close();
cout<<"\t\n*******************BOOK DELETED************************"<<endl;
getch();
clrscr();
}
/*********************FUNCTION FOR ISSUING THE BOOK*****************/
void book::issue_book()
{
book b;
fstream file1;
char book[max];
int flag=0;
cout<<"NAME OF THE BOOK TO BE ISSUE: ";
gets(book);
file1.open("bcd",ios::in|ios::out|ios::binary);
while(file1.read((char*)&b,sizeof b))
{
if(strcmp(book,b.name)==0&&b.c>0)
{
file1.seekg(file1.tellp()-(sizeof b),ios::beg);
--b.c;
cout<<"ENTER THE NAME OF THE PERSON: ";
gets(b.issuer);
b.status=1;
file1.write((char*)&b,sizeof b);
flag++;
cout<<"*********************BOOK IS ISSUED*********************"<<endl;
break;
}
if(strcmp(book,b.name)==0&&b.c==0)
{
cout<<"\t\tTHE BOOK IS OUT OF STOCK!!!!!!!!!!!"<<endl;
flag++;
break;
}
}
if(flag==0)
cout<<"SORRY!!!!!!!BOOK IS NOT IN THE LIBRARY....."<<endl;
// file1.close();
getch();
clrscr();
}
/*********************FUNCTION TO SHOW THE ISSUED BOOKS*****************/
void book::showissue_book()
{
book b;
fstream file1;
cout<<"\nNAME"<<setw(20)<<"BOOK_NAME\n\n";
file1.open("bcd",ios::in|ios::binary);
file1.seekg(0);
while(file1.read((char*)&b,sizeof b))
{ if(b.status==1)
cout<<b.issuer<<setw(20)<<b.name;
}
// file1.close();
getch();
clrscr();
}
/*********************FUNCTION FOR RETURNING THE ISSUED BOOK*****************/
void book::return_book()
{ book b;
fstream file1;
char book[max];
int flag=0;
cout<<"NAME OF THE BOOK TO BE RETURN";
gets(book);
file1.open("bcd",ios::in|ios::out|ios::binary);
while(file1.read((char*)&b,sizeof b))
{
if(strcmp(book,b.name)==0&&b.status==1)
{
file1.seekg(file1.tellp()-(sizeof b),ios::beg);
++b.c;
b.status=0;
file1.write((char*)&b,sizeof b);
flag++;
cout<<"*********************BOOK IS RETURNED*********************"<<endl;
break;
}
if(strcmp(book,b.name)==0&&b.status==0)
{
cout<<"\t\t BOOK IS NOT ISSUED YET..... "<<endl;
flag++;
break;
}
}
if(flag==0)
cout<<"SORRY!!!!!!!BOOK DOES NOT BELONGS TO LIBRARY....."<<endl;
getch();
clrscr();
// file1.close();
}
void main()
{
book b;
clrscr();
int choice;
do{
cout<<"\t\t\t\t\t\t\n\n\n\n\n\n\n WELCOME TO SIMARPREET's LIBRARY MGMT. SYSTEM ...."<<endl;
cout<<"\t\t -:MENU:-\n"<<endl
<<"\t\t1. ADD NEW BOOK TO LIBRARY"<<endl
<<"\t\t2. DISPLAY DETAIS OF THE BOOKS"<<endl
<<"\t\t3. SEARCH THE BOOK IN LIBRARY"<<endl
<<"\t\t4. ISSUE A BOOK"<<endl
<<"\t\t5. MODIFY THE RECORD OF THE BOOK"<<endl
<<"\t\t6. DELETE THE BOOK FROM LIBRARY"<<endl
<<"\t\t7. SHOW THE ISSUED BOOK"<<endl
<<"\t\t8. RETURN A BOOK"<<endl
<<"\t\t9. EXIT FROM PROGRAM"<<endl
<<"ENTER UR CHOICE-> ";
cin>>choice;
cout<<endl;
switch(choice)
{
case 1:b.add_book();
break;
case 2:b.display_details();
break;
case 3:b.search_book();
break;
case 4:b.issue_book();
break;
case 5:b.modify_book();
break;
case 6:b.delete_book();
break;
case 7:b.showissue_book();
break;
case 8:b.return_book();
break;
case 9:cout<<"***************THANK YOU**************";break;
default:cout<<"\n\tWRONG INPUT\n";
}
}while(choice!=9);
getch();
}
