Coordinate X: Y: Search

50 40 0 50 40 1 50 40 2 50 40 3 50 40 4 50 40 5 50 40 6 50 40 7 50 40 8 50 40 9 50 41 0 50 41 1 50 41 2 50 41 3 50 41 4 50 41 5 50 41 6 50 41 7 50 41 8 50 41 9 50 42 0 50 42 1 50 42 2 50 42 3 50 42 4 50 42 5 50 42 6 50 42 7 50 42 8 50 42 9 50 43 0 7819 7818 7817 7816 7815 7814 7813 7812 7811 7810 7809 7808 7807 7806 7805 7804

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid