Description
Solutions
Count Palindromic Substrings
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A string S is called palindrome if it reads the same way if spelled backwards, for example: "nolemonnomelon"; "ASANtaLivedAsAdeviLatNASA". Any non-empty string has substrings that are palindromes. For example, in the string S="hellolle", there are many of such "subpalindromes":
- 1) ellolle
- 2) ll, ll - note that these are two distinct substrings that only happen to be equal
- 3) lol and lloll
- 4) And, of course, each letter can be considered a palindrome - all 8 of them.
Write a function that, given a string S (that only consists of lowercase English letters), counts how many different ways are there to pick a palindrome substring from S.
Example 1:
Input: s = "hellolle"
Output: 13
Explanation:N/A
Example 2:
Input: s = "wowpurerocks"
Output: 14
Explanation:N/A
Constraints:
N/A

Related Problems
Testcase
Result
Case 1
input:
output: