LeetCode Solution, Medium, 19. Remove Nth Node From End of List
19. Remove Nth Node From End of List
題目敘述
Given the head of a linked list, remove the n**th node from the end of the list and return its head.
Example:
Input: head = [1,2,3,4,5], n = 2
Output: [1,2,3,5]
Example 2:
Input: head = [1], n = 1
Output: []...
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