diff --git a/stdc++.h b/stdc++.h
new file mode 100644
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--- /dev/null
+++ b/stdc++.h
@@ -0,0 +1,169 @@
+// C++ includes used for precompiling on Visual Studio
+
+// Copyright (c) 2023 Xi Xu
+// SPDX-License-Identifier: GNU General Public License version 3
+
+// This file is a modified version of the <bits/stdc++.h> file from GCC 13.1.0 that is compatible with Visual Studio.
+// The modifications are made by Xi Xu whose personal official home page is https://xi-xu-zg.github.io/.
+// The original file is distributed under the GNU General Public License.
+// You can find the original file at https://gcc.gnu.org/onlinedocs/gcc-13.1.0/libstdc++/api/a00839_source.html.
+
+// 17.4.1.2 Headers
+
+#pragma once
+
+// C
+#include <cassert>
+#include <cctype>
+#include <cfloat>
+#include <ciso646>
+#include <climits>
+#include <csetjmp>
+#include <cstdarg>
+#include <cstddef>
+#include <cstdlib>
+#include <cstdint>
+#include <cassert>
+#include <cctype>
+#include <cerrno>
+#include <cfloat>
+#include <ciso646>
+#include <climits>
+#include <clocale>
+#include <cmath>
+#include <csetjmp>
+#include <csignal>
+#include <cstdarg>
+#include <cstddef>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <ctime>
+#include <cwchar>
+#include <cwctype>
+#include <ccomplex>
+#include <cfenv>
+#include <cinttypes>
+#include <cstdalign>
+#include <cstdbool>
+#include <cstdint>
+#include <ctgmath>
+#include <cuchar>
+
+// C++
+// #include <bitset>
+// #include <complex>
+#include <algorithm>
+#include <bitset>
+#include <functional>
+#include <iterator>
+#include <limits>
+#include <memory>
+#include <new>
+#include <numeric>
+#include <typeinfo>
+#include <utility>
+#include <array>
+#include <atomic>
+#include <initializer_list>
+#include <ratio>
+#include <scoped_allocator>
+#include <tuple>
+#include <typeindex>
+#include <type_traits>
+#include <any>
+// #include <execution>
+#include <optional>
+#include <variant>
+#include <string_view>
+#include <bit>
+#include <compare>
+#include <concepts>
+#include <numbers>
+#include <ranges>
+#include <span>
+#include <source_location>
+#include <version>
+#include <expected>
+#include <stdatomic.h>
+#if __cpp_impl_coroutine
+#include <coroutine>
+#endif
+#include <complex>
+#include <deque>
+#include <exception>
+#include <fstream>
+#include <functional>
+#include <iomanip>
+#include <ios>
+#include <iosfwd>
+#include <iostream>
+#include <istream>
+#include <iterator>
+#include <limits>
+#include <list>
+#include <locale>
+#include <map>
+#include <memory>
+#include <new>
+#include <numeric>
+#include <ostream>
+#include <queue>
+#include <set>
+#include <sstream>
+#include <stack>
+#include <stdexcept>
+#include <streambuf>
+#include <string>
+#include <typeinfo>
+#include <utility>
+#include <valarray>
+#include <vector>
+#include <array>
+#include <atomic>
+#include <chrono>
+#include <codecvt>
+#include <condition_variable>
+#include <forward_list>
+#include <future>
+#include <initializer_list>
+#include <mutex>
+#include <random>
+#include <ratio>
+#include <regex>
+#include <scoped_allocator>
+#include <system_error>
+#include <thread>
+#include <tuple>
+#include <typeindex>
+#include <type_traits>
+#include <unordered_map>
+#include <unordered_set>
+#include <shared_mutex>
+#include <any>
+#include <charconv>
+// #include <execution>
+#include <filesystem>
+#include <optional>
+#include <memory_resource>
+#include <variant>
+#include <barrier>
+#include <bit>
+#include <compare>
+#include <concepts>
+#include <format>
+#include <latch>
+#include <numbers>
+#include <ranges>
+#include <span>
+#include <stop_token>
+#include <semaphore>
+#include <source_location>
+#include <syncstream>
+#include <version>
+#include <expected>
+#include <spanstream>
+#if __has_include(<stacktrace>)
+#include <stacktrace>
+#endif
+#include <stdatomic.h>