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1992 IMO Problems/Problem 1

Revision as of 20:30, 27 November 2019 by G.g.otto (talk | contribs)

Find all integers $a$, $b$, $c$ satisfying $1 < a < b < c$ such that $(a - 1)(b -1)(c - 1)$ is a divisor of $abc - 1$.

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