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Program that maintains library shop stock using link list

Posted By: Easy Tutor     Category: C++ Programming     Views: 37079

Write a program that maintains library shop stock using link list. Provide below facility in program

1) Insert book details
2) Purchase
3) Sale
4) Display stock
5) Facility to search book
6) Display all books details

also take below information for particular book

1) Book Author
2) Book Title
3) Book Publications
4) Book Price

Code for Program that maintains library shop stock using link list in C++ Programming

//Library Database

#include <iostream.h>
#include <conio.h>
#include <iomanip.h>

struct library
{
char author[20],title[20],pub[20];
int price;
library *next;
};


int sum=0;

void main()
{
clrscr();
library *head=NULL;
library *initial(void);
library *purchase(library *);
//library *sale(library *);void display(library *);
void stock(library *);
void search(library *);

int choice;
while(1)
{
cout<<"Choose your Choice\n";
cout<<"1)    Initial Data Entry\n";
cout<<"2)    Purchase of Book\n";
cout<<"3)    Sales of Book\n";
cout<<"4)    Stock of Book\n";
cout<<"5)    Search of Book\n";
cout<<"6)    Display Books\n";
cout<<"7)    Exit\n";
cout<<"Enter Your Choice:-";
cin>>choice;
    switch(choice)
   {
   case 1 : head=initial();
               getch();
               break;
   case 2 : head=purchase(head);
               getch();
               break;
  // case 3 : head=sale(head);//             break;case 4 : stock(head);
               getch();
               break;
   case 5 : search(head);
               getch();
               break;
   case 6 : display(head);
               getch();
            break;
   case 7 : gotoout;
   default: cout<<"\nInvalid Choice\nTRY AGAIN\n";
   }
clrscr();
}
out:
}

library *initial(void)
{
clrscr();
library *newl=NULL,*start=NULL,*end=newl;
char ch;
    while(1)
   {
   cout<<"\n\nType y or Y for yes\n";
   cout<<"Are you Interested in Entering Entry:-";
   cin>>ch;
   if(ch=='y' || ch=='Y')
   {
         newl=new library;
      cout<<"\n\nEnter Author of Book:-";
      cin>>newl->author;
      cout<<"Enter Title of Book:-";
      cin>>newl->title;
      cout<<"Enter Publication of Book:-";
      cin>>newl->pub;
      cout<<"Enter Price of Book:-";
      cin>>newl->price;
        sum=sum+newl->price;
      if(start==NULL)
          start=newl;
      else
          end->next=newl;
      end=newl;
      end->next=NULL;
   }
   elsebreak;
    }
return(start);
}

library *purchase(library *start)
{
clrscr();
int pos,count=1,choice;
library *newl,*cnt=start,*head=start;
if(start==NULL)
    cout<<"\n\nLIST IS EMPTY\n";

cout<<"\n\nChoose your Choice\n";
cout<<"1)    Inserting At FIRST POSITION\n";
cout<<"2)    Inserting In BETWEEN\n";
cout<<"3)    Inserting At LAST POSITION \n";
cout<<"4)    Exit\n";
cout<<"Enter your choice:-";
cin>>choice;

if(choice >=1 && choice <=3)
{
    newl=new library;
   cout<<"Enter Author Name :-";
   cin>>newl->author;
   cout<<"Enter Book Title :-";
   cin>>newl->title;
   cout<<"Enter Publication :-";
   cin>>newl->pub;
   cout<<"Enter Price of Book:-";
   cin>>newl->price;
   sum=sum+newl->price;
}

switch(choice)
{
    case 1 :          //for First position
                       newl->next=head;
                          head=newl;
                          break;

   case 2 :          //for Middle position
                       read:
                       cout<<"\n\nAt which position you want to insert Record:-";
                        cin>>pos;
                        while(cnt!=NULL)
                        {
                        count++;                   //cnt for counting variable of type node
                        cnt=cnt->next;
                        }
                        if(pos<1 || pos>count+1)
                       {
                        cout<<"\n\nEntered position is Invalid\nTRY AGAIN\n";
                        goto read;
                  }

                  {                    //Extra Braces are used as case bypasses intialization of a local variableint c=1;
                        while(c<pos-1)
                        {
                            c++;
                            start=start->next;
                        }
                  }
                        newl->next=start->next;
                        start->next=newl;
                       break;

   case 3 :        //for Last positionwhile(start->next!=NULL)
                            start=start->next;

                       start->next=newl;
                       newl->next=NULL;
                  break;

   case 4 :         gotoout;

   default:       cout<<"\nEntered Choice is Invalid Try again\n";
                       break;

}
out:
return(head);
}


void stock(library *start)
{
clrscr();
int count=0;
    while(start!=NULL)
   {
        count++;
      start=start->next;
   }
cout<<"\n\n\n\tTotal Number of Books in Stock is  "<<count<<endl;
cout<<"\tPurchase Price of Total Stock is  "<<sum;
}


void search(library *start)
{
clrscr();
char author[20],title[20];
cout<<"Enter Book title and its Author name respectively to Search in stock\n";
cin>>title>>author;
    while(start!=NULL)
   {
        if(title==start->title)
      {
          if(author==start->author)
         {
             cout<<"\n\nBook is In Stock\n";
            cout<<"It Cost Rs"<<start->price;
            return;
         }
      }
    }
cout<<"\n\nSEARCH IS NOT IN STOCK\n";
}


void display(library *start)
{
clrscr();
cout<<setw(10)<<"Book Title"<<setw(25)<<"Author of Book"<<setw(25)<<"Publication"<<setw(20)<<"Price"<<endl<<endl;
for(int i=0;i<40;i++)
    cout<<"=*";
cout<<endl;
while(start!=NULL)
{
cout<<setw(10)<<start->title<<setw(25)<<start->author<<setw(25)<<start->pub<<setw(20)<<start->price<<endl;
start=start->next;
}
}
  
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Easy Tutor
Easy Tutor author of Program that maintains library shop stock using link list is from United States. Easy Tutor says

Hello Friends,

I am Free Lance Tutor, who helped student in completing their homework.

I have 4 Years of hands on experience on helping student in completing their homework. I also guide them in doing their final year projects.

I have share many programs on this website for everyone to use freely, if you need further assistance, than please contact me on easytutor.2ya [at the rate] gmail [dot] com

I have special discount scheme for providing tutor services. I am providing tutor service to students from various contries, currently most of my students are from United States, India, Australia, Pakistan, Germany, UK and Canada.

I am also here to expand my technical network to receive more opportunity in my career, make friends to help them in resolving their technical problem, learn and share my knowledge, If you like to be my friend, Please send me friend request.

Thanks,
Happy Programming :)

 
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Manggala Kouri from Malaysia Comment on: Sep 06
i couldnt run im latest codeblocks so how to run it

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