Region Map
Coordinate
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Y:
Search
20
90
20
91
20
92
20
93
20
94
20
95
20
96
20
97
20
98
20
99
21
00
21
01
21
02
21
03
21
04
21
05
21
06
21
07
21
08
21
09
21
10
21
11
21
12
21
13
21
14
21
15
21
16
21
17
21
18
21
19
21
20
21
21
21
22
21
23
21
24
21
25
21
26
21
27
21
28
21
29
21
30
21
31
21
32
21
33
21
34
21
35
21
36
21
37
21
38
21
39
21
40
21
41
21
42
21
43
21
44
21
45
21
46
21
47
21
48
21
49
21
50
21
51
21
52
21
53
21
54
21
55
21
56
21
57
21
58
21
59
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60
21
61
21
62
21
63
21
64
21
65
21
66
21
67
21
68
21
69
21
70
15709
15708
15707
15706
15705
15704
15703
15702
15701
15700
15699
15698
15697
15696
15695
15694
15693
15692
15691
15690
15689
15688
15687
15686
15685
15684
15683
15682
15681
15680
15679
15678
15677
15676
15675
15674
15673
15672
15671
15670
15669
15668
15667
15666
15665
15664
15663
15662
15661
15660
15659
15658
15657
15656
15655
15654
15653
15652
15651
15650
= Freee Cortrdinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid