b 1 0 0 9 X s 0 5 1 7 5 s 0 5 1 7 3 s 0 4 0 1 4 a 5 f c a 8 7 8 c e 5 3 4 4 2 1 7 a 4 e 1 b 2 6 5 9 0 e 1 7 5 1 