Regions Map
Coordinate
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21
18
7
21
18
8
21
18
9
21
19
0
21
19
1
21
19
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3
21
19
4
21
19
5
21
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6
21
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7
21
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0
21
20
1
21
20
2
21
20
3
21
20
4
21
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5
21
20
6
21
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7
21
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21
0
21
21
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21
21
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21
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21
5
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21
7
5188
5187
5186
5185
5184
5183
5182
5181
5180
5179
5178
5177
5176
5175
5174
5173
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid