[slidingtile] / sliding_tile_lib.h

#ifndef _SLIDING_TILE_LIB_H
#define _SLIDING_TILE_LIB_H

#include <istream>
#include <ostream>

const int BOARD_DIM = 4;
const int BOARD_SIZE = BOARD_DIM * BOARD_DIM;

struct Board {
  signed char board[BOARD_SIZE];
  bool is_valid() const;
  signed char hole() const;
};
std::istream& operator>>(std::istream& is, Board& board);
std::ostream& operator<<(std::ostream& os, const Board& board);

extern signed char adjacent[BOARD_SIZE][5];

#endif /* _SLIDING_TILE_LIB_H */
Commit	Line	Data
82d6eed5 SW	1	#ifndef _SLIDING_TILE_LIB_H
	2	#define _SLIDING_TILE_LIB_H
	3
32688d85	4	#include <istream>
cada47bf	5	#include <ostream>
32688d85	6
e86755d7 SW	7	const int BOARD_DIM = 4;
e86755d7 SW	8	const int BOARD_SIZE = BOARD_DIM * BOARD_DIM;
32688d85	9
19bd29f9 SW	10	struct Board {
19bd29f9 SW	11	signed char board[BOARD_SIZE];
cea272cf SW	12	bool is_valid() const;
cea272cf SW	13	signed char hole() const;
19bd29f9	14	};
32688d85	15	std::istream& operator>>(std::istream& is, Board& board);
cada47bf	16	std::ostream& operator<<(std::ostream& os, const Board& board);
32688d85	17
82d6eed5 SW	18	extern signed char adjacent[BOARD_SIZE][5];
	19
	20	#endif /* _SLIDING_TILE_LIB_H */