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What is the tightest upper bound on the worst case runtime of the following algorithm from the choices below? a=n WHILE (a & (а - 1)) a = a-1 END-WHILE O 0(1) O O( log(n)) O O(n) O O(n²)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Q13
What is the tightest upper bound on the worst case runtime of the following algorithm from the
choices below?
a=n
WHILE (a & (а - 1))
a = a-1
END-WHILE
O(1)
O O( log(n))
O O(n)
O O(n?)

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