Regions Map
Coordinate
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21
18
0
21
18
1
21
18
2
21
18
3
21
18
4
21
18
5
21
18
6
21
18
7
21
18
8
21
18
9
21
19
0
21
19
1
21
19
2
21
19
3
21
19
4
21
19
5
21
19
6
21
19
7
21
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19
9
21
20
0
21
20
1
21
20
2
21
20
3
21
20
4
21
20
5
21
20
6
21
20
7
21
20
8
21
20
9
21
21
0
40219
40218
40217
40216
40215
40214
40213
40212
40211
40210
40209
40208
40207
40206
40205
40204
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid