Given n, how can we construct a permutation p of size n, such that the sum of floor(p[i]/i) is minimized?
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Given n, how can we construct a permutation p of size n, such that the sum of floor(p[i]/i) is minimized?
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Auto comment: topic has been updated by yariss (previous revision, new revision, compare).
It is actually a problem from IMO(A3) link
Thank you