3.0
2.0
1.0
3.0
4.0
7.0
9.0
2.0
1.0
7.0
1.0
9.0
4.0
4.0
5.0
2.0
1.0
3.0
3.0
1.0
1.0
6.0
6.0
8.0
8.0
9.0
2.0
1.0
1.0
2.0