### Le Monde puzzle [#1094]

A rather blah number Le Monde mathematical puzzle: Find all integer multiples of 11111 with exactly one occurrence of each decimal digit.. Which I solved by brute force, by looking at the possible range of multiples (and borrowing stringr:str_count from Robin!) __ combien=0 __ for (i in 90001:900008){ j=i*11111 combien=combien+(...

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