19  3
0  0  0
20
0  0
2  0
4  0
6  0
8  0
10  0
12  0
14  0
16  0
18  0
18  2
16  2
14  2
12  2
10  2
8  2
6  2
4  2
2  2
0  2
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
0
0
0
33
0
33
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
