. 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 4 4 5 5 . . . . 5.5 4.5 0.5 0.5 0.5 0.5 2.5 2 3.5 1 - 2 1 - 2 1 - 2 1.5