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#include <ctre.hpp>
#include <iostream>
[[maybe_unused]] static constexpr auto pattern = ctll::fixed_string("(?<first>[0-9])[0-9]++");
[[maybe_unused]] static constexpr auto name = ctll::fixed_string("first");
int main() {
using namespace std::string_view_literals;
auto input = "123,456,768"sv;
#if CTRE_CNTTP_COMPILER_CHECK
std::cout << "CNTTP supported\n";
#else
std::cout << "c++17 emulation\n";
#endif
#if CTRE_CNTTP_COMPILER_CHECK
for (auto match: ctre::search_all<"(?<first>[0-9])[0-9]++">(input)) {
#else
using namespace ctre::literals;
for (auto match: ctre::search_all<pattern>(input)) {
#endif
#if CTRE_CNTTP_COMPILER_CHECK
std::cout << std::string_view(match.get<"first">()) << "\n";
std::cout << std::string_view(match.get<1>()) << "\n";
#else
std::cout << std::string_view(match.get<name>()) << "\n";
std::cout << std::string_view(match.get<1>()) << "\n";
#endif
}
}
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