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Grokking the Coding Interview Patterns in C#

Solution: Remove Duplicates from Sorted List

Explore how to efficiently remove duplicates from a sorted linked list by manipulating pointers in-place. Understand the step-by-step process to traverse and modify the list, ensuring each element appears only once. This lesson helps you master linked list operations with optimal time and space usage.

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Statement

Given the head of a sorted linked list, remove all duplicates such that each element appears only once, and return the list in sorted order.

Constraints:

  • 0≤0 \leq n ≤300\leq 300, where n is the number of nodes in the list. ...