North
West East
South

0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
-1200
-1201
-1202
-1203
-1204
-1205
-1206
-1207
-1208
-1209
-1210
-1211
-1212
-1213
-1214
-1215
-1216
-1217
-1218
-1219
-1220
-1221
-1222
-1223
-1224
-1225
-1226
-1227
-1228
-1229
-1230