0 

1
2
0
1
1
1
0
0
0
2
0
0
0
0
0
2
0
0
0
1
1
1
0
2
1

2
1
0
1
2
1
0
0
0
1
0
0
0
0
0
1
0
0
0
1
2
1
0
1
2

1
2
1
0
1
0
0
0
0
2
1
0
0
0
1
2
0
0
0
0
1
0
1
2
1

3
1
0
0
3
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
3
0
0
1
3

0
0
1
1
0
0
0
0
1
1
0
0
0
0
0
1
1
0
0
0
0
1
1
0
0

2
2
0
0
2
0
0
0
0
2
0
2
2
0
0
2
0
0
0
0
2
0
0
2
2

4
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
4

1
1
0
2
1
2
0
0
0
1
0
0
0
0
0
1
0
0
0
2
1
2
0
1
1