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Valid Palindrome II

Algorithm · Meta · Medium

Requirements Implement a check that determines whether a string can become a palindrome by removing zero or one character. Also discuss how the same task changes when up to K characters may be removed. This is the harder follow-up associated with LeetCode 1216. Use these interfaces: For the first interface, the allowed deletion count is at most one. The second interface should allow as many as k deletions. Examples Input: s = "racecar" Output: true Explanation: The string…

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