Odd Palindrome

July 23, 2022 less than 1 minute read

Given a string s, return whether all its palindromic substrings have odd lengths.

Constraints

n ≤ 100,000 where n is the length of s

https://binarysearch.com/problems/Odd-Palindrome

Examples

Example 1

Input

s = aa

Output

answer = False

Example 2

Input

s = bab

Output

answer = True

Solution

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Xuanken Tay