Solution: Remove All Adjacent Duplicates in String II
Explore how to use a stack to remove all adjacent duplicates of a given length k from a string. Learn the step-by-step method to track characters and counts, perform removals, and reconstruct the final string efficiently in linear time.
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Statement
Given a string s and an integer k, a k-duplicate removal involves selecting k adjacent and equal characters from s and removing them, after which the left and right portions of the string are joined together.
Perform k-duplicate removals on s repeatedly until no more can be made.
Return the final string after all such removals. The answer is guaranteed to be unique.
Constraints:
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