1、 2a b20 2x y-7 3a7b9 7x3y-4 x4y 81 0.8x0.9y3.3 6y3x 81 0.7x0.2y0.3 3a7b12 6x7y10 a5b8 7x7y19 8x9y 32 8m7b15 5y4x 32 -3m7b6 9a7b1 9x3y0 6a6b16 2x5y9 9x6y 124 0.1x0.6y2.3 3y5x 124 0.3x0.3y3 5a6b14 9x3y15 a9b13 7x y4 x6y 199 6m7b2 4y4x 199 -10m2b17 3a8b16 x5y-3 7a b17 6x9y-2 8x2y 126 0.7x0.9y1.8 6y9x 1
2、26 0.2x0.7y2.6 5a9b17 9x7y10 6a b14 4x2y15 2x2y 115 4m8b1 4y6x 115 -5m3b27 2a b4 x5y-6 8a b7 3x9y-8 5x7y 179 0.5x0.5y0.5 7y7x 179 0.4x0.2y4 2a9b6 8x7y6 a9b9 7x3y19 9x6y 197 6m3b26 9y2x 197 -3m4b1 6a b5 9x5y8 2a8b9 6x6y-5 4x7y 22 0.6x0.8y0.7 2y x 22 0.8x0.7y0.4 6a9b16 7x2y12 3a8b7 5x4y9 6x y 166 4m4b
3、17 y3x 166 -1m3b22 2a7b18 7x5y-3 9a b1 9x3y4 3x3y 191 0.9x0.2y1.4 2y x 191 0.8x0.1y0.5 3a8b12 5x2y2 5a9b14 5x2y4 3x3y -7 5m5b4 6y7x -7 -7m6b22 2a5b8 6x7y-10 a3b5 7x5y8 4x9y 28 0.3x0.7y2.2 5y8x 28 0.2x0.7y4 6a4b20 2x8y15 8a9b5 6x4y3 4x y 150 m b17 9y4x 150 -9m8b11 4a5b16 7x5y5 7a9b19 3x y-9 3x2y 85 0.9x0.3y2 8y5x 85 0.5x0.2y1.7 2a6b4 3x8y18 5a6b16 9x7y1 2x3y 96 3m6b25 6y2x 96 -8m8b27 6a8b6 4x6y-3 9a b9 2x9y3 8x5y 56 0.2x0.2y3.7 4y5x 56 0.8x0.4y1.2
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