git.scottworley.com Git - slidingtile/blob - sliding_tile_lib.h

   1 #ifndef _SLIDING_TILE_LIB_H
   2 #define _SLIDING_TILE_LIB_H
   3
   4 #include <istream>
   5
   6 const int BOARD_DIM = 4;
   7 const int BOARD_SIZE = BOARD_DIM * BOARD_DIM;
   8
   9 struct Board {
  10   signed char board[BOARD_SIZE];
  11   bool is_valid() const;
  12   signed char hole() const;
  13 };
  14 std::istream& operator>>(std::istream& is, Board& board);
  15
  16 extern signed char adjacent[BOARD_SIZE][5];
  17
  18 #endif /* _SLIDING_TILE_LIB_H */