10
0
20
0
12
0
10
0
7
0
13
0
9
0
13
0
13
0
12
0
20
0
14
0
11
0
12
0
20
0
17
0
15
0
17
0
18
0
12
0
12
0
9
0
16
0
14
0
15
0
10
0
22
0
14
0
