int main() {
    const std::string yml_buf = R"(quntity: 9.5e7
quntity2: 95000000)";
    ryml::Tree tree = ryml::parse_in_arena(c4::to_csubstr(yml_buf));
    std::string str_result = ryml::emitrs_json<std::string>(tree);
    std::cout << str_result;
}