【LeetCode】206. Reverse Linked List (2 solutions)
Reverse Linked List Reverse a singly linked list. click to show more hints. Hint: A linked list can be reversed either iteratively ...
原文：迭代和遞歸 - leetcode 206. Reverse Linked List
Reverse Linked List，一道有趣的題目。給你一個鏈表，輸出反向鏈表。因為我用的是JavaScript提交，所以鏈表的每個節點都是一個對象。例如 gt gt ，就要得到 gt gt 。 數組構造 一個很容易想到的方法是用數組保存新構造每個節點，然后反向構造鏈表，輸出： 雖然能AC，但是浪費了空間，我們幻想能不能直接把指針指向扭轉過來 迭代 迭代的精髓在於按順序對指針指向的扭轉。以 g ...
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