Using Java 8, how would you find the sum of squares of all the odd numbers in an ArrayList?

AnswerBot
1y

Using Java 8, find the sum of squares of all the odd numbers in the arraylist.

  • Use the stream() method to convert the ArrayList to a stream

  • Use the filter() method to filter out the even numbers

  • Use the ...read more

AKSHAY POTDAR
2y

use Java 8 Stream API to find the sum of squares of all the odd numbers in an ArrayList

List<Integer> numbers = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9);

int sumOfOddSquares = numbers.stream()

.filter(n -> n % 2 != 0) // Filter out even numbers

.mapToInt(n -> n * n) // Square each odd number

.sum(); // Sum the squared values

System.out.println(sumOfOddSquares); // Output: 165

Help your peers!
Select
Add answer anonymously...

Wissen Technology Java Developer interview questions & answers

A Java Developer was asked 1w agoQ. What is the purpose of introducing static and default methods in functional inte...read more
A Java Developer was asked 1w agoQ. What are the features introduced in Java 8?
A Java Developer was asked 1w agoQ. What is a functional interface?

Popular interview questions of Java Developer

A Java Developer was asked 1w agoQ1. What is a functional interface?
A Java Developer was asked 1w agoQ2. Given a 2D matrix, how can you perform a spiral traversal to obtain a 1D array?
A Java Developer was asked 1w agoQ3. What are the features introduced in Java 8?
Wissen Technology Java Developer Interview Questions
Stay ahead in your career. Get AmbitionBox app
play-icon
play-icon
qr-code
Trusted by over 1.5 Crore job seekers to find their right fit company
80 L+

Reviews

10L+

Interviews

4 Cr+

Salaries

1.5 Cr+

Users

Contribute to help millions

Made with ❤️ in India. Trademarks belong to their respective owners. All rights reserved © 2025 Info Edge (India) Ltd.

Follow Us
  • Youtube
  • Instagram
  • LinkedIn
  • Facebook
  • Twitter
Profile Image
Hello, Guest
AmbitionBox Employee Choice Awards 2025
Winners announced!
awards-icon
Contribute to help millions!
Write a review
Write a review
Share interview
Share interview
Contribute salary
Contribute salary
Add office photos
Add office photos
Add office benefits
Add office benefits