Unformatted text preview: not yet removed from consideration, where each interval but the largest is either the upper half or lower half of the next larger block.] 3. Let P be a set of n points in the plane. The staircase of P is the set of all points in the plane that have at least one point in P both above and to the right. Prove that computing the staircase requires at least Ω( n log n ) comparisons in two ways, (a) Reduction from sorting. (b) Directly. 1...
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This note was uploaded on 01/22/2012 for the course CS 573 taught by Professor Chekuri,c during the Fall '08 term at University of Illinois, Urbana Champaign.
 Fall '08
 Chekuri,C
 Algorithms, Sort

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