Region Map
Coordinate
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20
90
20
91
20
92
20
93
20
94
20
95
20
96
20
97
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98
20
99
21
00
21
01
21
02
21
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04
21
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21
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21
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21
10
21
11
21
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21
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21
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27
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30
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31
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32
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33
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40
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41
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42
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56
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70
20859
20858
20857
20856
20855
20854
20853
20852
20851
20850
20849
20848
20847
20846
20845
20844
20843
20842
20841
20840
20839
20838
20837
20836
20835
20834
20833
20832
20831
20830
20829
20828
20827
20826
20825
20824
20823
20822
20821
20820
20819
20818
20817
20816
20815
20814
20813
20812
20811
20810
20809
20808
20807
20806
20805
20804
20803
20802
20801
20800
= Freee Cortrdinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid