Regions Map
Coordinate
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15
18
7
15
18
8
15
18
9
15
19
0
15
19
1
15
19
2
15
19
3
15
19
4
15
19
5
15
19
6
15
19
7
15
19
8
15
19
9
15
20
0
15
20
1
15
20
2
15
20
3
15
20
4
15
20
5
15
20
6
15
20
7
15
20
8
15
20
9
15
21
0
15
21
1
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2
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3
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4
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21
5
15
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6
15
21
7
13328
13327
13326
13325
13324
13323
13322
13321
13320
13319
13318
13317
13316
13315
13314
13313
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid