AQuA-RAT train #35363 · Combinatorics · Permutations & combinations

Seven different objects must be divided among three persons

Seven different objects must be divided among three persons. In how many ways this can be done if at least one of them gets exactly one object.

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #35363

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