Regions Map
Coordinate
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15
18
5
15
18
6
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
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8
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20
9
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0
15
21
1
15
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2
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21
3
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4
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21
5
10216
10215
10214
10213
10212
10211
10210
10209
10208
10207
10206
10205
10204
10203
10202
10201
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid