Implement the find_common method. When passed two arrays of names, it will return an array containing the names that appear in either or both arrays. The returned array should have no duplicates.
For example, calling CommonNames.find_common(["Ava", "Emma", "Olivia"], ["Olivia", "Sophia", "Emma"]) should return an array containing Ava, Emma, Olivia, and Sophia in any order.
- Example case: Wrong answer
- Each array has distinct names: Wrong answer
- Each array has duplicate names: Wrong answer
- Arrays have some names in common: Wrong answer
Tags
RubyScore Distribution
Would you like to see our other questions?
We have 500+ premium hand-crafted questions for 30+ job skills and 10+ coding language. We prefer questions with small samples of actual work over academic problems or brain teasers.
Visit our question libraryPrivate Concierge
Send us an email with an explanation of your testing needs and a list of candidates. We will create an appropriate test, invite your candidates, review their results, and send you a detailed report.
Would you like to see our tests? The following tests contain Ruby related questions:
On the TestDome Blog
Screening Applicants: The Good, the Bad and the Ugly
Since we’re all biased and we use incorrect proxies, why not just outsource hiring to experts or recruitment agencies? After all, they’ve been screening people for many years, so they must know how to do it right?
Not really. I was surprised to discover that many experts disagree with each other. Everybody praises their pet method and criticizes the others. Many of these methods look legitimate, but are based on...