Yonatan Kra

Yonatan Kra

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Category: Interview Questions

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Yet another interview question deep dive: Intersection of Two Arrays

October 6, 2021 Yonatan Kra2 Comments on Yet another interview question deep dive: Intersection of Two Arrays

Can we learn something practical from a pure computer science interview question? In this article we will solve an interview question and optimize it – but we will also look at a practical way to handle data in real life.…

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How to find a unique number in a list containing pairs?

October 3, 2021October 7, 2021 Yonatan Kra3 Comments on How to find a unique number in a list containing pairs?

Finding a single unique number in a list containing pairs might sound pretty simple, right?

Because a one-sentence description might be misleading, let’s start with an example of an input array:

[1,3,17,3,1]

Given such an array, the unique number is …

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Deep dive into an interview question: Array Nesting

September 2, 2021December 9, 2021 Yonatan KraLeave a Comment on Deep dive into an interview question: Array Nesting

The Array Nesting interview question might seem complex at first and very simple after you solve it. But sometimes, a deeper dive into it can expose some more performance optimizations that can be interesting. After this article, you’ll be able …

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