Regions Map
Coordinate
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11
21
0
11
21
1
11
21
2
11
21
3
11
21
4
11
21
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11
21
6
11
21
7
11
21
8
11
21
9
11
22
0
11
22
1
11
22
2
11
22
3
11
22
4
11
22
5
11
22
6
11
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22
9
11
23
0
11
23
1
11
23
2
11
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3
11
23
4
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23
6
11
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7
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23
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9
11
24
0
28609
28608
28607
28606
28605
28604
28603
28602
28601
28600
28599
28598
28597
28596
28595
28594
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid