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