4 5 4 4 4 5 3 3 3 3 3 3 3 6 3 3 4 2 0.5 0.5 1 2 2 2 2 2 2 2 2 2 2 2 2 3.5 3 2 1 1 1 1 1 5 1 1 1 1 2 1 1.5 3 . 1-2 1-2 1-2 1-2 1-2 1-2 1-2 1-2 1-2 2-3 2-3 2-3 2-3 2-3 2-3 2-3 2-3 2-3 2-3 2-3 3-4 3-4 3-4 3-4 3-4 4-5 4-5