1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 3 4 4 5 1 1 0.5 0.5 1.5 0.5 3 3 3 5.5 1-2 1-2 1-2 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