2
1
0
4
2
2
2
2
4
2
6
2
4
4
0
4
2
2
0
4
2
0
4
1
17
2
2
13
2
0
7
4
1
5
4
3
0
4
0
0
5
4
0
0
3
4
2
0
2
6
0
2
7
0
2
2
4
3
3
2
0
2
4
2
2
17
4
2
2
2
1
2
0
0
0
5
4
5
1
0
2
2
0
2
0
2
2
0
0
0
3
2
2
9
2
0
15
2
5
9
0
5
2
3
2
1
4
1
5
2
2
0
2
2
5
2
0
4
2
5
1
4
0
2
4
4
4
2
1
5
5
1
4
2
5
3
0
4
4
2
17
0
0
0
2
3
2
4
4
4
2
2
2
2
2
4
2
4
0
4
0
0
2
2
4
7
4
2
0
4
13
13
2
2
4
2
2
3
0
0
5
5
2
1
2
3
5
6
2
3
19
4
4
5
2
2
1
5
23
3
0
5
0
7
4
0
2
2
6
3
5
2
4
0
2
0
2
3
2
4
0
1
5
2
2
2
2
0
0
5
6
2
2
3
0
4
2
4
2
4
2
5
0
1
0
3
2
0
4
5
4
13
0
0
2
7
4
2
3
2
2
15
2
4
2
4
0
2
4
6
4
4
0
4
0
2
5
13
15
2
0
4
4
2
2
3
21
2
