**Question:**\nAsked the problem to remove duplicate characters in string, something similar to https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string/\n\n\n**Follow-up:**\n[Candy Crush 1D](https://leetcode.com/discuss/interview-question/380650/)\n\nAny idea how it can be done, similar problems on leetcode specify some number of characters k that can be removed.

Question:\nAsked the problem to remove duplicate characters in string, something similar to https://leetcode.com/problems/remove-all-adjacent-duplicates-in-stri