README_EN.md

234. Palindrome Linked List

Description

Given a singly linked list, determine if it is a palindrome.

Example 1:

Input: 1->2

Output: false

Example 2:

Input: 1->2->2->1

Output: true

Follow up:

Could you do it in O(n) time and O(1) space?

Solutions

Python3

Java

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