[-3 A =3 -3 4 B = l7 -9 ol 01 0 1 21 l-2 3 il C=|-2 -2 D = 6 ) l10 9 3 [3 0 0 F = 0 6 0 lo o -31 -4 5 2 -1 5 E = G = -4 2 20 -2 LO 0 20 11

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