int main() {
    std::stringstream ss;

    int a = 123;
    Serialize(a, ss);
    int a_out;
    Deserialize(ss, a_out);
    assert(a == a_out);

    std::string b = "123";
    Serialize(b, ss);
    std::string b_out;
    Deserialize(ss, b_out);
    assert(b == b_out);

    std::vector<int> c = {1, 2, 3};
    Serialize(c, ss);
    std::vector<int> c_out;
    Deserialize(ss, c_out);
    assert(c == c_out);

    std::map<std::string, std::vector<std::string>> d;
    d["a"] = {"123", "456"};
    d["b"] = {"789"};
    Serialize(d, ss);
    std::map<std::string, std::vector<std::string>> d_out;
    Deserialize(ss, d_out);
    // assert(d == d_out);
    // for (auto [key, value] : d_out) {
    //     std::cout << key << ": ";
    //     std::cout << "{ ";
    //     for (auto x : value) std::cout << x << " ";
    //     std::cout << "}";
    //     std::cout << std::endl;
    // }
    return 0;
}