4
4
2
2
2
3
1
1
1
2
3
3
3
3
4
4
3
3
2
2
2
2
3
3
3
3
3
3
2
2
2
2
3
2
3
3
3
2
2
3
5
3
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
2
2
2
2
2
2
2
2
2
2
4
5
5
2
2
5
4
5
5
6
6
5
5
4
3
2
4
4
4
4
4
5
6
6
6
6
6
6
6
5
5
5
5
4
4
3
3
3
4
4
4
4
3
2
2
2
2
2
2
3
3
4
4
4
4
6
6
6
7
7
6
6
6
6
9
9
9
9
10
10
10
10
10
8
7
8
8
8
9
9
9
9
9
9
9
9
9
9
11
11
12
13
13
13
13
13
14
15
15
14
14
14
14
15
16
15
15
14
14
14
14
19
19
19
22
22
22
22
21
21
19
19
18
18
18
19
20
22
23
23
23
23
23
20
19
20
20
24
22
25
23
23
23
23
25
26
26
26
26
20
20
20
20
20
23
23
30
31
31
31
31
40
40
40
40
41
41
41
42
42
47
48
49
49
49
50
50
50
51
51
52
52
52
52
51
51
51
51
50
50
50
50
50
50
50
50
51
51
51
51
48
48
48
48
47
45
33
32
32
30
30
30
30
20
21
21
25
14
14
14
15
15
13
13
13
12
12
11
11
11
11
11
11
11
11
11
10
10
10
10
10
9
9
9
8
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
6
5
4
4
4
2
2
2
2
2
2
2
2
2
2
2
2
2
0
2
2
2
2
1
0
0
0
0
0
0
0
0
1
1
1
2
3
3
3
3
2
2
2
1
1
1
1
1
1
2
2
2
3
2
1
1
1
1
1
1
1
1