Regions Map
Coordinate
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17
18
0
17
18
1
17
18
2
17
18
3
17
18
4
17
18
5
17
18
6
17
18
7
17
18
8
17
18
9
17
19
0
17
19
1
17
19
2
17
19
3
17
19
4
17
19
5
17
19
6
17
19
7
17
19
8
17
19
9
17
20
0
17
20
1
17
20
2
17
20
3
17
20
4
17
20
5
17
20
6
17
20
7
17
20
8
17
20
9
17
21
0
15579
15578
15577
15576
15575
15574
15573
15572
15571
15570
15569
15568
15567
15566
15565
15564
= Free Coordinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid