2430. Maximum Deletions on a String

You are given a string s consisting of only lowercase English letters. In one operation, you can: - Delete the entire string s, or - Delete the first i letters of s if the first i letters of s are equal to the following i letters in s, for any i in the range 1 <= i <= s.length / 2. For example, if s = "ababc", then in one operation, you could delete the first two letters of s to get "abc", sinc