Viewing insights from Codeforces 1863B: Split Sort that are similar (thus shared) with only this insight from 2022 AMC 12B Problem 3: If product of roots is the constant term in a quadratic (with leading coefficient as 1), implies that "the roots of a quadratic are one of the factor-pairs of the constant term". When the constant term is integer, this is especially simple to apply. by SXZZ5