Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question

Consider the Following Algorithum And solve the D&AOA Question .

4. Consider the following algorithm. Algorithm Mystery(n) //Input: A nonnegative integer n S-0 for i -1 ton do S-S+i*i return S a. What does this algorithm compute? b. What is its basic operation? c. How many times is the basic operation executed?
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Transcribed Image Text:4. Consider the following algorithm. Algorithm Mystery(n) //Input: A nonnegative integer n S-0 for i -1 ton do S-S+i*i return S a. What does this algorithm compute? b. What is its basic operation? c. How many times is the basic operation executed?
d. What is the efficiency class of this algorithm? e. Suggest an improvement, or a better algorithm altogether, and in- dicate its efficiency class. If you cannot do it, try to prove that, in fact, it cannot be done.
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Transcribed Image Text:d. What is the efficiency class of this algorithm? e. Suggest an improvement, or a better algorithm altogether, and in- dicate its efficiency class. If you cannot do it, try to prove that, in fact, it cannot be done.
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