3
1
1
0
0
2
1
1
3
1
1
0
0
2
1
1
0
0
0
0
0
0
0
0
3
1
1
0
0
4
1
3
0
0
0
0
0
0
0
0
3
1
1
0
0
4
1
3
3
1
1
0
0
3
1
2
3
1
1
0
0
3
1
2
0
0
0
0
0
0
0
0
3
1
1
0
0
2
0
2
3
1
1
0
0
2
0
2
0
0
0
0
0
0
0
0
3
1
1
0
0
6
2
4
3
1
1
0
0
6
2
4
0
0
0
0
0
0
0
0
3
1
1
0
0
3
2
1
3
1
1
0
0
3
2
1
0
0
0
0
0
0
0
0
3
1
1
0
0
3
0
3
3
1
1
0
0
3
0
3
0
0
0
0
0
0
0
0
3
1
1
0
0
4
3
1
0
0
0
0
0
0
0
0
3
1
1
0
0
4
3
1
0
1
0
0
1
0
2
-2
0
0
0
0
0
0
0
0
0
1
0
0
1
0
2
-2
0
1
0
0
1
3
4
-1
0
1
0
0
1
3
4
-1
0
0
0
0
0
0
0
0
0
1
0
0
1
1
2
-1
0
0
0
0
0
0
0
0
0
1
0
0
1
1
2
-1
0
1
0
0
1
1
3
-2
0
0
0
0
0
0
0
0
0
1
0
0
1
1
3
-2
0
1
0
0
1
2
6
-4
0
0
0
0
0
0
0
0
0
1
0
0
1
2
6
-4
0
1
0
0
1
1
4
-3
0
1
0
0
1
1
4
-3
0
0
0
0
0
0
0
0
0
1
0
0
1
2
3
-1
0
0
0
0
0
0
0
0
0
1
0
0
1
2
3
-1
-1
1
0
0
1
0
3
-3
0
0
0
0
0
0
0
0
0
1
0
0
1
0
3
-3