2
0
2
0
0
1
0
0
1
0
0
1
0
0
2
0
0
1
1
1
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
1
1
1
0
0
1
0
0
0
0
0
1
1
3
3
0
0
1
0
0
1
