std::string getFilePath(const char& ioVar) {
    std::string filePath = "";
    if (ioVar == 'i') {
        std::cout << "\nEnter the path to the input file: ";
        std::cin.clear(); //clears the stream if ^z is pushed
        getline(std::cin, filePath);
        //if the input is clear -> read information from in.txt from the root folder
        if (filePath.empty())
            filePath = "D:/Studying/Programming/LABS/Laboratory Work 2.3 v.1/Laboratory Work 2.3 v.1/in.txt";
        //if user didn't provided full adress -> find the file in the root folder
        else if (filePath.find('\\') == std::string::npos and filePath.find('/') == std::string::npos)
            filePath += ".txt";
    } else {
        std::cout << "\nEnter the path to the output file: ";
        std::cin.clear();
        getline(std::cin, filePath);
        //if file path is empty -> save the output to the out.txt in the root folder
        if (filePath.empty())
            filePath = "D:/Studying/Programming/LABS/Laboratory Work 2.3 v.1/Laboratory Work 2.3 v.1/out.txt";
        //if user didn't provided full adress -> create a new file in the root folder
        else if (filePath.find('\\') == std::string::npos and filePath.find('/') == std::string::npos)
            filePath += ".txt";
    }
    return filePath;
}