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Answers and rating deltas for

Sum of order of O(1)+O(2)+ .... +O(n)

Author Votes Δ
Jean-Claude Arbaut 4 +4.05
collapsar 2 +0.19
sodik 0 -2.80
Nactive 0 -2.73
Last visited: Sep 14, 2014, 5:07:29 AM