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4 questions

  1. 1Find the longest substring without repeating characters.MediumCoding· Apple, Intuit
  2. 2Find the maximum subarray sum.MediumCoding· Adobe, Apple
  3. 3How would you implement a child-parent relation for finding the Least Common Ancestor (LCA) without using pointers?MediumCoding· Samsung
  4. 4Given an array, find the two sum.EasyCoding· Adobe, Amazon