If the product of six integers a * b * c * D * e * f = 36, a, B, C, D, e and F are not equal to each other, then a + B + C + D + e + F = () a, 0 B, 4 C, 6 D and 8 are solved
a*b*c*d*e*f=36,a、b、c、d、e、f;
They are 1,2,3, - 2, - 1, - 3 respectively; it seems that the product can only be - 36, choose a
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