Maximum Score From Removing Substrings
You are given a string s and two integers x and y.
You are given a string s and two integers x and y. You can perform two types of operations any number of times.
Return the maximum points you can gain after applying the above operations on s.
Example 1
Input: s = "cdbcbbaaabab", x = 4, y = 5
Output: 19
Explanation: - Remove the "ba" underlined in "cdbcbbaaabab". Now, s = "cdbcbbaaab" and 5 points are added to the score. - Remove the "ab" underlined in "cdbcbbaaab". Now, s = "cdbcbbaa" and 4 points are added to the score. - Remove the "ba" underlined in "cdbcbbaa". Now, s = "cdbcba" and 5 points are added to the score. - Remove the "ba" underlined in "cdbcba". Now, s = "cdbc" and 5 points are added to the score. Total score = 5 + 4 + 5 + 5 = 19.
Example 2
Input: s = "aabbaaxybbaabb", x = 5, y = 4
Output: 20
Constraints
- 1 <= s.length <= 10^5
- 1 <= x, y <= 10^4
- s consists of lowercase English letters.
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