Solution: Reorder List
Explore how to reorder a singly linked list by efficiently finding its middle, reversing the second half, and merging both halves alternately. Understand the step-by-step in-place manipulation that optimizes time to linear and uses constant space, making linked list reordering practical and scalable.
Statement
Given the head of a singly linked list, reorder the list as if it were folded on itself. For example, if the list is represented as follows:
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