#include <iostream>
#include <numbers>

int main()
{
    std::cout << "e          = " << std::numbers::e << '\n';
    std::cout << "log2e      = " << std::numbers::log2e << '\n';
    std::cout << "log10e     = " << std::numbers::log10e << '\n';
    std::cout << "pi         = " << std::numbers::pi << '\n';
    std::cout << "inv_pi     = " << std::numbers::inv_pi << '\n';
    std::cout << "inv_sqrtpi = " << std::numbers::inv_sqrtpi << '\n';
    std::cout << "ln2        = " << std::numbers::ln2 << '\n';
    std::cout << "ln10       = " << std::numbers::ln10 << '\n';
    std::cout << "sqrt2      = " << std::numbers::sqrt2 << '\n';
    std::cout << "sqrt3      = " << std::numbers::sqrt3 << '\n';
    std::cout << "inv_sqrt3  = " << std::numbers::inv_sqrt3 << '\n';
    std::cout << "egamma     = " << std::numbers::egamma << '\n';
    std::cout << "phi        = " << std::numbers::phi << '\n';
}