cpp projekt

 === VERZE 1 ===
#include <iostream>

using std::cout;
using std::cin;
using std::endl;

int  main(int argc, char*argv []){

    //declare section

    //start money
    int money = 5000000;

    //item counters
    int audi = 0;
    int bmw = 0;
    int subaru = 0;

    //menu choice (dont neednt to initialize)
    char choice = '0';

    //--declare section end--


    //Do, while not ended by choice = 0
    do{
        //how much car to buy
        int count =0;

        cout << "Welcome to car store!" << endl;
        cout << "You have " << endl;
        cout << "Audi's: " << audi << endl;
        cout << "BMW's:  " << bmw << endl;
        cout << "Subaru's: " << subaru << endl;

        cout << "Money: " << money << endl;

        cout << "Which type do you want?" << endl;
        cout << "(S)ubaru (25459 per car) - (B)MW (31596 per car) - (A)udi (36498 per car)?" <<endl;
        cout << "Type '0'to leave the game! " << endl;

        cin >> choice;

        //dont write the same code twice or more  times ;)
        if(choice != '0'){
            cout << "How much? ";
            cin >> count;
        }

        switch(choice){
        case 's':
            //without break continues to case bellow !! not as correct as can be
        case 'S':
            money -= 25459 * count;
            cout << "You bought subaru! Your current money is: " << money << endl;
            subaru +=1 * count;
            break;

        case 'b':
                //without break continues to case bellow
        case 'B':
            money -= 31596 * count;
            cout << "You bought BMW! Your current money is: " << money << endl;
            bmw+=1 * count;
            break;
        case 'a':
                //without break continues to case bellow
        case 'A':
            money -= 36498 * count;
            cout << "You bought Audi! Your current money is: " << money << endl;
            audi+=1 * count;
            break;
        default:
            cout << "Wrong choice, repeat please" << endl << endl;
        }


    }while(choice != '0');


    return 0;
}

=== VERZE 2 ===
#include <iostream>
#include <string>

using std::cout;
using std::cin;
using std::endl;
using std::string;

using namespace std;

int  main(int argc, char*argv []){

    //declare section

    //start money
    int money = 5000000;

    //item counters
    int audi = 0;
    int bmw = 0;
    int subaru = 0;

    //menu choice (dont neednt to initialize)
    string choice;
    //--declare section end--


    //Do, while not ended by choice "END" or "end"
    do{
        //how much car to buy
        int count =0;

        cout << "Welcome to car store!" << endl;
        cout << "You have " << endl;
        cout << "Audi's: " << audi << endl;
        cout << "BMW's:  " << bmw << endl;
        cout << "Subaru's: " << subaru << endl;

        cout << "Money: " << money << endl;

        cout << "Which type do you want?" << endl;
        cout << "(S)ubaru (25459 per car) - (B)MW (31596 per car) - (A)udi (36498 per car)?" <<endl;
        cout << "Type 'END' to leave the game! " << endl;

        //btw better std::getline (http://www.cplusplus.com/reference/string/string/getline/)
        cin >> choice;

        //dont write the same code twice or more  times ;)
            //returns length of string var 1 -> only 1 char
        if(choice.length() == 1){
            cout << "How much? ";
            cin >> count;
        }

        switch(choice[0]){
        case 's':
            //without break continues to case bellow !! not as correct as can be
        case 'S':
            money -= 25459 * count;
            cout << "You bought subaru! Your current money is: " << money << endl;
            subaru +=1 * count;
            break;

        case 'b':
                //without break continues to case bellow
        case 'B':
            money -= 31596 * count;
            cout << "You bought BMW! Your current money is: " << money << endl;
            bmw+=1 * count;
            break;
        case 'a':
                //without break continues to case bellow
        case 'A':
            money -= 36498 * count;
            cout << "You bought Audi! Your current money is: " << money << endl;
            audi+=1 * count;
            break;
        default:
            cout << "Wrong choice, repeat please" << endl << endl;
        }


    }while(!choice.compare("END") && !choice.compare("end") );
    //same as !choice.compare("END") == 0
    // string.compare return 0 if equals
    // http://www.cplusplus.com/reference/string/string/compare/

    return 0;
}