3.1
UNDO 0
3.3
UNDO 0
2.9
UNDO 0
2.3
UNDO 0
2.8
UNDO 0
3.0
UNDO 0
2.5
UNDO 0
3.0
UNDO 0
2.9
UNDO 0
2.5
UNDO 0
3.1
UNDO 0
2.9
UNDO 0
2.3
UNDO 0
2.4
UNDO 0
2.8
UNDO 0
3.4
UNDO 0
3.8
UNDO 0
3.2
UNDO 0
2.5
UNDO 0
2.7
UNDO 0