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Omni-MATH / Let a₁,a₂,⋯,a_(n) be a permutation of 1,2,⋯,n. Among all possible permutations, find the minimum of ∑_(i=1)^(n)mina_(i),2i−1. · Discussion

Discussing Let a₁,a₂,⋯,a_(n) be a permutation of 1,2,⋯,n. Among all possible permutations, find the minimum of ∑_(i=1)^(n)min{a_(i),2i−1}. · Omni-MATH

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