Mchlen operator+(const Mchlen &mchlen) {
        vector<T> data;
        for (int i = 0; i < (this->data.size() > mchlen.data.size() ? this->data.size() : mchlen.data.size()); ++i) {
            data.push_back(this->data[i] + mchlen.data[i]);
        }
        return Mchlen(data);
    }