algorithm any array atomic backward/ barrier bit bits/ bitset cassert ccomplex cctype cerrno cfenv cfloat charconv chrono cinttypes ciso646 climits clocale cmath codecvt compare complex complex.h concepts condition_variable contracts coroutine csetjmp csignal cstdalign cstdarg cstdbool cstddef cstdint cstdio cstdlib cstring ctgmath ctime cuchar cwchar cwctype cxxabi.h debug/ debugging decimal/ deque exception execution expected experimental/ ext/ fenv.h filesystem flat_map flat_set format forward_list fstream functional future generator initializer_list inplace_vector iomanip ios iosfwd iostream istream iterator latch limits list locale map math.h mdspan memory memory_resource meta mutex new numbers numeric optional ostream parallel/ print pstl/ queue random ranges ratio regex scoped_allocator semaphore set shared_mutex simd source_location span spanstream sstream stack stacktrace stdatomic.h stdbit.h stdckdint.h stdexcept stdfloat stdlib.h stop_token streambuf string string_view syncstream system_error text_encoding tgmath.h thread tr1/ tr2/ tuple type_traits typeindex typeinfo unordered_map unordered_set utility valarray variant vector version x86_64-pc-linux-gnu/