4
4
4

4
4
4

4
4
4
4

5
5
5
5
5
5
5
5
5
5
5
5
5
5

6

6
6
6

6

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

8
8
8
8
8
8
8
8
8
8
8
8

9999999999999999999999999999999999999999

10




10


10

11
11
11
11
11

12
12
12
12
12

13
13
13
13
13
13