Find All Duplicates in an Array without using any Extra Space | LeetCode 442

Published: 06 August 2020
on channel: Programming Tutorials
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In this tutorial, I have explained find all duplicates in an array solution without using extra space.

Find All Duplicates in an Array Java Code - https://webrewrite.com/find-all-dupli...

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Given an array of integers, 1 ≤ a[i] ≤ n (n = size of array), some elements appear twice and others appear once.

Find all the elements that appear twice in this array.

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