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Anyone have some suggestion for `D. Divide by thre...
# codeforces
s
Sam
09/01/2019, 12:36 PM
Anyone have some suggestion for
D. Divide by three, multiply by two
?
b
bezrukov
09/01/2019, 3:28 PM
Hint: you need to imagine how each X' looks as a product of primes: X = 2^a * 3 ^b * otherprimes
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