Solution: Remove nth Node from End of List

Let's solve the Remove nth Node from End of List problem using the Two Pointers pattern.

Statement

Given a singly linked list, remove the nthn^{th} node from the end of the list and return its head.

Constraints:

  • The number of nodes in the list is k.
  • 11 \leq k 103\leq 10^3
  • 103-10^3 \le Node.value 103\le 10^3
  • 11 \le n \le k

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