Why does ArrayList.remove(0) feel slow?

Why does ArrayList.remove(0) feel slow?

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: medium

标签: interviewbit, java, topic-specific

参考答案摘要

When you remove the first element from an ArrayList, all remaining elements shift one position to the left. This shifting takes time because it copies each element. That’s why removing from the beginn...

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