#pragma once

#define EXERCISM_RUN_ALL_TESTS

#include <string>
#include <utility>

namespace queen_attack {

typedef std::pair<int, int> position_t;

class chess_board
{
    position_t white_, black_;

public:

    chess_board(position_t white = std::make_pair(0, 3),
                position_t black = std::make_pair(7, 3));

    const position_t &black() const;
    const position_t &white() const;

    bool can_attack() const;
    operator std::string() const;
};

}