181272 17 18 19 20 23 24 /** Returns the sum of the prefix sums of given array. */ public static int example3(int[] arr) { arr.length, total = 0; int n = } for (int j=0; j
181272 17 18 19 20 23 24 /** Returns the sum of the prefix sums of given array. */ public static int example3(int[] arr) { arr.length, total = 0; int n = } for (int j=0; j
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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Question

Transcribed Image Text:R-4.11 Give a big-Oh characterization, in terms of n, of the running time of the example3
method shown in Code Fragment 4.12.
![17 ** Returns the sum of the prefix sums of given array. *
18 public static int example3(int[] arr) {
19
int n = arr.length, total
for (int j=0; j<n; j++)
20
21
for (int k=0; k <= j; k++)
total += arr[j];
return total;
222
23
24 }
=
0;
// loop from 0 to n-1
// loop from 0 to j](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe8f98c03-2dea-45fe-9e7d-c001811b98bd%2F16856bc4-cbfd-4ead-acbd-ff5926737042%2Fyi1kaod_processed.png&w=3840&q=75)
Transcribed Image Text:17 ** Returns the sum of the prefix sums of given array. *
18 public static int example3(int[] arr) {
19
int n = arr.length, total
for (int j=0; j<n; j++)
20
21
for (int k=0; k <= j; k++)
total += arr[j];
return total;
222
23
24 }
=
0;
// loop from 0 to n-1
// loop from 0 to j
Expert Solution

Step 1
Big-oh characterization:
It is one of the types of asymptotic notation, it is being used to calculate time complexity for any algorithm.
the equation used to represent this is:
where c is the constant,
Here we take it in the upper bound for the worst case.
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