-
7979
2013-01-10 12:56
702
0
400 800
800 1200
1200 1600
1600 2000
2000 2400
2400 2800
45 15 6
1 2
2
5 2
3
30 20 10 400 800 20 1200 1600 20
400 800 400
25%
30 12 6
1 2
2