Regions Map
Coordinate
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11
20
5
11
20
6
11
20
7
11
20
8
11
20
9
11
21
0
11
21
1
11
21
2
11
21
3
11
21
4
11
21
5
11
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6
11
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7
11
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8
11
21
9
11
22
0
11
22
1
11
22
2
11
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3
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22
4
11
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5
11
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6
11
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7
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8
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22
9
11
23
0
11
23
1
11
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2
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23
3
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4
11
23
5
8256
8255
8254
8253
8252
8251
8250
8249
8248
8247
8246
8245
8244
8243
8242
8241
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid