AQuA-RAT train #28789 · Number Theory · Digits

Each of the positive integers a and c is a four-digit integer

Each of the positive integers a and c is a four-digit integer. If each of the digits 0 through 9 appears in one of these three integers, what is the maximum possible value of the sum of a and c?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #28789

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