cppVasjaTheProgrammerPohorilijEFixedByAVR

#include <iostream>

int main()
{
    const int paymentFor100Str{ 50 };
    const int stringsToTariff{ 100 };
    const float paymentFor1Str{ paymentFor100Str / (float)stringsToTariff };
    const int fineFor3Lates{ 20 };
    const int minLatesToFine{ 3 };

    int wantedSalary{};
    int lates{};
    int codeStrings{};
    int salary{};

    int tensNum{};
    //MENU
    char  action{ 'x' };

    do
    {
        std::cout << "String amount\t- a\n";
        std::cout << "Lates amount\t- b\n";
        std::cout << "Sallary amount\t- c\n";
        std::cout << "Exit\t\t- x\n";

        std::cout << "\nEnter a,b,c to select action or x to exit\n";

        std::cin >> action;

        switch (action)
        {
        case 'a':
            std::cout << "User selected -  String amount\n";
            //Input
            std::cout << "Enter wanted salary: \n";
            std::cin >> wantedSalary;
            std::cout << "Enter lates number: \n";
            std::cin >> lates;
            //Calculating
            codeStrings = (wantedSalary + lates / minLatesToFine * fineFor3Lates) / paymentFor1Str;

            tensNum = codeStrings % stringsToTariff;
            if (tensNum  > 0)
            {
                codeStrings += stringsToTariff - tensNum;
            }
            //Output
            std::cout << "Vasia should write: " << codeStrings << " code strings\n\n\n";
            break;

        case 'b':
            std::cout << "User selected Lates amount\n";
            //Input
            std::cout << "Enter written code strings: \n";
            std::cin >> codeStrings;
            std::cout << "Enter wanted salary: \n";
            std::cin >> wantedSalary;
            //Calculating
            lates = ((codeStrings * paymentFor1Str - wantedSalary) / fineFor3Lates) * minLatesToFine;
            lates += minLatesToFine - 1; // Vasja got 3 - 1 = 2 (as default) lates without fine.
            //Output
            if (lates <= 0)
            {
                std::cout << "Error Vasia can't late to work!\n";
            }
            else
            {
                std::cout << "Vasia can have: " << lates << " lates\n\n\n";
            }
            break;

        case 'c':
            std::cout << "User selected Sallary amount\n";
            //Input
            std::cout << "Enter written code strings: \n";
            std::cin >> codeStrings;
            std::cout << "Enter lates number: \n";
            std::cin >> lates;
            //Calculating
            salary = codeStrings * paymentFor1Str - lates / 3 * fineFor3Lates;
            //Output
            if (salary <= 0)
            {
                std::cout << "Vasia wouldn't have any salary\n\n\n";
            }
            else
            {
                std::cout << "Vasia will have: " << salary << "$\n\n\n";
            }

            break;
        case 'x':
            std::cout << "Exiting...\n";
            break;
        default:
            std::cout << "Incorrect menu item! Try again!\n";
        }
    } while (action != 'x');
    return 0;
}