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19. Remove Nth Node From End of List

Medium


Given the head of a linked list, remove the nth node from the end of the list and return its head.

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Example 1:

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Input: head = [1,2,3,4,5], n = 2
+Output: [1,2,3,5]
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Example 2:

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Input: head = [1], n = 1
+Output: []
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Example 3:

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Input: head = [1,2], n = 1
+Output: [1]
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Constraints:

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Follow up: Could you do this in one pass?

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