What is collision in HashMap?

What is collision in HashMap?

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

A collision occurs when more than one key generates the same hashCode() value. An inefficient hashCode() algorithm causes considerable collisions in a hashmap. An increased number of collisions can af...

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