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Classes – Country Data

/* Copyright © 2007 Ankur Banerjee. Special thanks to Naman Bagga for source code verification. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License version 2.1 as published by the Free Software Foundation. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. http://www.fsf.org/licensing/licenses/lgpl.html /

/ Classes – Program to manage country data /

#include <iostream.h>
#include <conio.h>
#include <stdio.h>
#include <string.h>

int i, flag;

class country
{
char name[50], capital[50];
public:
class president
{
public:
char fname[20], lname[20];
} pres;
void getdata()
{
cout<<endl<<“Enter data for country “<<i + 1<<endl
<<“Enter name : “;
gets(name);
cout<<“Enter capital : “;
gets(capital);
cout<<“Enter name of president (first name, then last name) : “;
cin>>pres.fname>>pres.lname;
}
void showdata()
{
cout<<endl<<“Displaying data for country “
<<i + 1<<endl
<<“Country name : “<<name<<endl
<<“Capital : “<<capital<<endl
<<“President : “<<pres.fname<<” “
<<pres.lname<<endl;
}
int search(char check[50])
{
if (strcmp (name, check) == 0)
{
cout<<endl<<“Displaying data for country “
<<check<<endl
<<“Capital : “<<capital<<endl
<<“President : “<<pres.fname<<“
“<<pres.lname<<endl;
flag = 1;
}
return flag;
}
} c[5];

void main()
{
clrscr();
int ch, f;
char choice, n[50];
cout<<endl<<“Country Data Management Program”
<<endl<<“Enter initial data for 5 countries”<<endl;
for (i = 0; i < 5; i++)
c[i].getdata();
do
{
cout<<endl<<“Program Menu”<<endl
<<“1. Display information about all countries”<<endl
<<“2. Search for country data by name”<<endl
<<“Enter your choice : “;
cin>>ch;
if (ch == 1)
{
cout<<endl<<“Displaying data for all countries”<<endl;
for (i = 0; i < 5; i++)
c[i].showdata();
}
else if (ch == 2)
{
cout<<endl<<“Enter country name to search for : “;
gets(n);
flag = f = 0;
for(i = 0; i < 5; i++)
{
f = c[i].search(n);
if (f != 0)
break;
}
if (f == 0)
cout<<“Country you requested is not present in records”;
}
else cout<<endl<<“You entered an incorrect choice”;
cout<<endl<<“Do you wish to continue – y / n : “;
cin>>choice;
} while (choice == ‘y’ || choice == ‘Y’);
cout<<endl;
getch();
}

/ Output */

Country Data Management Program
Enter initial data for 5 countries

Enter data for country 1
Enter name : India
Enter capital : New Delhi
Enter name of president (first name, then last name) : APJ Kalam

Program Menu
1. Display information about all countries
2. Search for country data by name
Enter your choice : 1

Displaying data for all countries
Displaying data for country 1
Country name : India
Capital : New Delhi
President : APJ Kalam

Do you wish to continue – y / n : y

Program Menu
1. Display information about all countries
2. Search for country data by name
Enter your choice : 2

Enter country name to search for : India

Displaying data for country India
Capital : New Delhi
President : APJ Kalam

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