Region Map
Coordinate
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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
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21
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21
10
21
11
21
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21
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21
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21
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21
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20
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25
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27
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28
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29
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30
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31
21
32
21
33
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34
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35
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36
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37
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40
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41
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42
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43
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44
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47
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48
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49
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50
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51
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53
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54
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55
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56
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57
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60
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61
21
62
21
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
21
69
21
70
1169
1168
1167
1166
1165
1164
1163
1162
1161
1160
1159
1158
1157
1156
1155
1154
1153
1152
1151
1150
1149
1148
1147
1146
1145
1144
1143
1142
1141
1140
1139
1138
1137
1136
1135
1134
1133
1132
1131
1130
1129
1128
1127
1126
1125
1124
1123
1122
1121
1120
1119
1118
1117
1116
1115
1114
1113
1112
1111
1110
= Freee Cortrdinate
= Occupied(Single Region)
= Occupied (Var Region)
= Center of the grid