Region Map
Coordinate
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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
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20
21
21
21
22
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23
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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
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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
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61
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62
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63
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64
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65
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66
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67
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68
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69
21
70
13609
13608
13607
13606
13605
13604
13603
13602
13601
13600
13599
13598
13597
13596
13595
13594
13593
13592
13591
13590
13589
13588
13587
13586
13585
13584
13583
13582
13581
13580
13579
13578
13577
13576
13575
13574
13573
13572
13571
13570
13569
13568
13567
13566
13565
13564
13563
13562
13561
13560
13559
13558
13557
13556
13555
13554
13553
13552
13551
13550
= Freee Cortrdinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid