std::uniform_random_bit_generator(3) Library Functions Manual NAME std::uniform_random_bit_generator - Requirements for a uniform random bit generator. SYNOPSIS #include Concept definition template concept uniform_random_bit_generator = invocable<_Gen&> && unsigned_integral> && requires { { _Gen::min() } -> same_as>; { _Gen::max() } -> same_as>; requires bool_constant<(_Gen::min() < _Gen::max())>::value; } Detailed Description Requirements for a uniform random bit generator. Since C++20 Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::uniform_random_bit_generator(3)