0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
1
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
4
4
6
9
11
11
11
11
11
6
7
7
5
4
4
9
8
8
10
10
10
10
10
11
14
13
13
11
15
21
21
21
20
15
10
12
12
12
11
10
10
10
10
10
8
8
8
4
4
6
7
7
6
11
11
11
11
11
9
5
4
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0