vector<string> Menu::splitString(string cmd, char delimiter)
{
    vector<string> splittedString;
    string singlePart = "";
    for (int i = 0; i < cmd.length(); i++) {
        if (cmd[i] != delimiter) {
            singlePart += cmd[i];
        }
        else {
            if (singlePart != "") {
                splittedString.push_back(singlePart);
                singlePart = "";
            }
        }
    }
    if (singlePart != "")
        splittedString.push_back(singlePart);
    return splittedString;
}