Book.cpp

#include <iostream>
#include <string>

using namespace std;

int main(){
    int points = 0;
    int choice;

    while (true)
    {
        cout<<"\n Book Store Reward Program \n";
        cout<<"1.Make a Purchase: \n";
        cout<<"2.Check Points \n";
        cout <<"3.Claim a Discount: \n";
        cout<<"4.Exit \n";
        cout<<"Enter choice: ";
        cin>> choice;

        if (choice == 1)
        {
            points += 10;
            cout<<"Book Purcahse you have erned 10 points. Total points \n"<< points<< endl;
        }else if (choice == 2)
        {
            cout<<"you have: "<< points <<" points: \n";
        }else if (choice == 3)
        {
            if (points >= 20)
            {
                cout<<"Discount Claimed! point reset to 0. \n";
                points = 0;
            }else
            {
                cout<<"Not Engough points to calimed Discount \n";
            }
            }
            else if (choice == 4)
            {
                cout<<"Thnk you for Existing... \n";
                break;
            }
            else
            {
                cout<<"invalid Choice try again.... ";
            }
            
            
    }
        
        
}