9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 9 0 2 0 6 0 6 0 4 0 2 0 6 0 6 0 6 0 6 0 6 0 2 1 2 0 2 0
