5 -6 -7 7 5 -7 6 4 5 6 -8 8 8 -8 7 -6 5 -6 -7 7 5 -7 6 4 5 6 -8 8 8 -8 7 -6 -6 -7 7 -8 8 -9 -9 9 9 9 -9 8 5 -6 7 -8 7 -7-6 -7
5 -6 -7 7 5 -7 6 4 5 6 -8 8 8 -8 7 -6 5 -6 -7 7 5 -7 6 4 5 6 -8 8 8 -8 7 -6 -6 -7 7 -8 8 -9 -9 9 9 9 -9 8 5 -6 7 -8 7 -7-6 -7