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Answers and rating deltas for

What is a data structure that has O(1) for append, prepend, and retrieve element at any location?

Author Votes Δ
Matthew Curry 8 +4.45
Quinn Taylor 4 +2.45
Hexagon 3 +0.51
Yuliy 2 -1.17
Todd Gamblin 0 -0.68
Last visited: Sep 14, 2014, 5:07:29 AM