Regions Map
Coordinate
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21
27
7
21
27
8
21
27
9
21
28
0
21
28
1
21
28
2
21
28
3
21
28
4
21
28
5
21
28
6
21
28
7
21
28
8
21
28
9
21
29
0
21
29
1
21
29
2
21
29
3
21
29
4
21
29
5
21
29
6
21
29
7
21
29
8
21
29
9
21
30
0
21
30
1
21
30
2
21
30
3
21
30
4
21
30
5
21
30
6
21
30
7
8578
8577
8576
8575
8574
8573
8572
8571
8570
8569
8568
8567
8566
8565
8564
8563
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid