1
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
4
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
2
1
0
1
1
0
1
0
