$ $ Start position, goal position and map $ $ Start position: x, y $ Coordinate systen starts with ., . in lower left corner $ $ Now the actual start position: $ 6 4 $ $ Now the goal position: $ 7 6 $ $ Now follows the map (consists of only . or X) $ .................. .................. .................. ...XXXXXXX........ ...X.....X........ ...X.....X........ ...X.....X........ .................. ..................