6 7 7 -8 8 8 -8 -9 -9 8 -8 -8 7 -7 -7 -6 6 6 -5 5 5 6 7 7 -8 8 8 -8 -9 -9 8 -8 -8 7 -7 -7 -6 6 6 -8 7 7 6 -6 -7 7 7 7 -8 8 8 8 -8 -9 -9 -9 8 -8 -8-8 7 -8 7 -7 -6 -7 -6 6 -5 5 5 6 -6 -7 7 7 7 -8 8 8 8 -8 -8 7 -7 -6 -7 -6 6 -8 -9 -9 -9 8 -8 -8 -8 7 7 7 6