1
5
4
1
1
1
1
1
1
3
2
1
1
10
1
3
1
1
1
1
3
1
3
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
3
1
2
1
1
1
1
6
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
2
1
1
1
1
1
2
1
1
2
2
1
2
1
6
1
5
1
1
1
2
1
1
1
1
1
1
3
1
1
1
1
2
1
1
1
1
25
1
2
1
3
5
2
2
1
1
1
2
1
1
1
1
1
1
2
1
1
1
5
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
3
2
1
1
3
3
1
1
1
1
2
1
3
1
1
1
2
1
1
2
1
1
6
2
4
1
1
2
1
1
2
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
3
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
4
1
1
2
1
1
1
1
1
12
1
1
1
1
1
1
2
1
4
1
1
1
1
1
3
1
1
1
1
1
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
2
1
1
2
1
1
3
1
2
1
1
1
1
7
1
1
13
1
1
2
1
1
4
1
1
1
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
1
1
3
1
1
1
2
1
1
1
1
1
1
3
6
1
1
1
1
1
1
2
1
1
1
1
2
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
17
2
34
2
1
1
1
1
2
1
1
1
1
5
1
1
1
1
12
1
1
1
1
1
1
4
6
1
1
1
1
2
1
1
1
1
1
3
1
1
1
1
1
3
1
1
1
1
1
1
1
8
7
1
1
1
1
1
1
1
1
1
1
1
4
1
1
1
3
1
1
1
1
3
2
1
1
1
1
1
1
1
1
1
3
1
1
1
2
1
1
2
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
22
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
1
1
1
12
1
1
1
1
1
1
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
1
1
1
1
1
1
1
1
1
12
1
1
1
12
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
17
1
3
2
1
2
1
1
1
1
3
1
1
1
1
1
1
1
1
1
2
2
1
5
1
1
6
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
5
3
1
1
14
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
5
1
1
1
1
1
1
5
1
2
1
1
2
9
1
1
1
2
4
2
1
1
1
1
1
1
1
1
2
1
1
1
1
3
1
1
2
1
1
1
4
1
1
3
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
1
2
4
1
1
2
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
4
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
3
1
1
1
1
2
1
1
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
1
20
1
2
1
2
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
5
16
3
1
1
1
1
2
5
5
1
1
1
2
4
1
1
1
6
2
2
1
1
1
1
1
1
1
1
1
3
1
1
13
1
1
2
1
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
8
1
1
1
1
4
1
1
1
1
1
1
1
1
2
3
1
1
2
1
1
1
1
1
1
1
1
2
1
1
1
1
1
2
2
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
5
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
4
2
13
1
18
1
1
2
1
1
2
1
1
2
1
1
1
1
1
3
1
1
1
1
1
2
1
2
1
1
1
1
2
2
1
1
1
2
1
1
108
1
1
2
1
1
1
2
1
4
3
2
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
2
1
1
1
1
11
1
1
1
1
5
1
1
1
11
1
1
4
2
2
1
4
1
1
2
1
2
2
13
13
1
1
4
1
1
2
1
1
1
1
2
1
1
1
1
3
13
13
1
5
2
1
1
1
1
1
3
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
3
1
12
1
2
1
1
1
3
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
12
15
1
1
1
1
1
3
1
2
1
3
18
1
1
1
1
1
1
2
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
1
2
1
1
1
1
1
1
1
2
1
1
1
4
1
1
1
16
1
1
1
1
1
1
1
1
1
1
2
16
1
1
1
2
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1
2
1
3
2
1
2
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
4
1
4
2
1
1
1
1
1
2
2
4
1
1
1
1
1
1
27
4
28
4
1
1
1
1
1
1
1
1
2
2
4
1
2
1
13
7
1
1
1
1
1
1
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
3
1
1
1
1
1
2
1
1
1
30
1
1
1
1
1
1
1
2
1
1
3
10
5
7
2
2
3
1
4
5
2
12
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
3
4
1
1
1
1
14
1
1
2
1
1
1
1
1
2
1
1
1
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
3
1
1
1
2
1
1
1
1
1
3
1
1
1
1
1
1
18
6
1
1
1
1
1
1
43
1
1
1
1
1
1
7
2
1
1
1
1
1
7
1
2
1
1
1
1
2
1
1
86
1
1
1
1
1
1
1
1
3
2
2
12
1
1
1
1
1
2
1
1
1
1
4
1
2
2
3
1
1
1
2
1
1
21
1
1
14
31
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
2
1
1
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
5
1
2
1
1
1
1
1
2
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
9
1
4
1
1
1
1
1
1
3
6
1
1
1
6
1
1
1
3
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
3
2
156
2
