1717. Maximum Score From Removing Substrings

You are given a string s and two integers x and y. You can perform two types of operations any number of times. - Remove substring "ab" and gain x points. - For example, when removing "ab" from "cabxbae" it becomes "cxbae". - Remove substring "ba" and gain y points. - For example, when removing "ba" from "cabxbae" it becomes "cabxe". Return the maximum points you can gain after applyin