4
12
5
1-2
4
7
8
7-8
4
10
7
3-4
9
3-4
3^4
8
8
3-4
7
7
7-8
8
7
10
7^8
7
7
7-8
10
9
1-2
10
9
11
1^2
2
10
.,1-2
2
12
.,1-2
2
14
.,1-2
2
13
.,5-6
2
16
.,9-10
15
11
3-4
14
3-4
3^4
12
12
3-4
14
13
1-2
16
15
1-2
16
13
7-8
16
7-8
13
16
15
1-2
7-8
1-2
13
14
9-10
13
14
13
21
9-10
13
13
7
9-10
16
10
--9-10
13
14
9-10
13
14
13
21
9-10
13
16
10
11-12
15
9
--11-12
11
9
11-12
11
11
11-12
11
7
7-8
10
--7-8
11
9
4-5
10
7
4-7
8
5
1-2
1-2
7
8
1-2
7
8
7
10
1-2
7
5
3-4
8
--3-4
7
9
3-4
14
3-4
8
1-2
7
--1-2
11
11
1-2
11
10
1-2
9
9
7-8
11
11
7-8
14
13
7-
16
7-8
13
16
15
1-2