0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
0
4
1
6
11
3
0
4
1
0
4
1
0
4
1