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Multiple ChoiceIntermediate 30s

Two Pointers: Definition

The two pointers technique:
Options
  1. 1Is the same as binary search, requiring the input to be sorted first
  2. 2Only works on linked lists, since arrays cannot move two indices
  3. 3Requires sorting the array first and then scanning it just once
  4. 4Uses two indices moving through an array, often achieving O(n) time

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