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Find Single Number In An Array

  • Post author:Zhijun Chen
  • Post published:April 29, 2021
  • Post category:Tech Issues
  • Reading time:3 mins read

I came across the following array questions on LeetCode and was amazed by one of the solutions achieving a linear runtime complexity and without using extra memory. Given a non-empty array of integers nums, every element appears twice except for one. Find that single one.

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