2
-2
-1
-2
-1
-2
1
1
-2
-3
-2
-1
-1
-2
-2
-1
-2
-2
-2
-1
-1
2
-1
-1
-1
1
-1
-1
1
-2
-2
-1
-2
-2
1
1
-2
-1
1
-3
-2
-1
-1
-2
-3
-1
-2
0
-2
-1
