0
0
0
-2
0
0
0
0
0
0
0
0
0
-2
0
-2
0
0
0
0
0
0
0
0
-2
0
0
0
-2
0
0
0
-2
0
0
0
0
-2
-2
-2
0
0
0
0
0
-2
0
0
0
0
0
0
0
0
+1
-2
0
0
0
-2
0
0
0
-2
-2
0
0
0
0
0
0
-2
0
0
0