print.hpp

#pragma once


#include <iomanip>
#include <iostream>

template<typename V, std::size_t N>
inline std::ostream &print(
        std::ostream &os, std::array<V, N> const &a, char const sep = ' ') {
    os << a[0];
    by_index(1, a.size(), [&](auto const index) { os << sep << a[index]; });
    return os;
}

template<typename V, std::size_t N>
inline std::ostream &operator<<(std::ostream &os, std::array<V, N> const &a) {
    return print(os, a);
}