-
0
4 
-
0
3
-
0
2
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
1
-
0
0
-
0
2
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
3
-
0
1
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
2
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
2
-
0
2
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
4
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
0
-
0
1
-
0
1
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
2
-
0
1
-
0
0
-
0
1
-
0
0
-
0
1
-
0
0
-
0
0
-
0
0
-
0
2
-
0
0
-
0
1
-
0
2
