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1 | #ifndef _SLIDING_TILE_LIB_H |
2 | #define _SLIDING_TILE_LIB_H | |
3 | ||
32688d85 SW |
4 | #include <istream> |
5 | ||
e86755d7 SW |
6 | const int BOARD_DIM = 4; |
7 | const int BOARD_SIZE = BOARD_DIM * BOARD_DIM; | |
32688d85 SW |
8 | |
9 | typedef signed char Board[BOARD_SIZE]; | |
10 | std::istream& operator>>(std::istream& is, Board& board); | |
11 | ||
82d6eed5 SW |
12 | extern signed char adjacent[BOARD_SIZE][5]; |
13 | ||
14 | #endif /* _SLIDING_TILE_LIB_H */ |