Which property of a hashmap is used to find the intersection of two arrays?

Which property of a hashmap is used to find the intersection of two arrays?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: easy

标签: interviewbit, hashmap, topic-specific, data-structures

参考答案摘要

Since a hashmap stores only unique elements, this property of a hashmap can be used to find intersections i.e common elements of two arrays. The approach to this problem is: first we will create a has...

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