0
2.1
0
2.0, 2.1
0
2.0
0
2.0
0
2.0
0
1.1, 2.0
0
1.1, 2.0
0
1.1, 2.0
0
1.1, 2.0
0
1.1, 2.0
0
1.1
0
1.1