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Answers and rating deltas for

Given a permutation's lexicographic number, is it possible to get any item in it in O(1)

Author Votes Δ
user2566092 4 +0.88
phil_20686 4 +3.32
Kicsi 2 +0.02
SonicARG 0 -2.86
David Eisenstat 0 -0.94
Last visited: Sep 14, 2014, 5:07:29 AM