Solution: Count Substrings with Only One Distinct Letter
Understand how to calculate the total number of substrings containing only one distinct letter in a given string. Explore a mathematical approach that uses run length tracking to solve the problem in a single pass with O(n) time and O(1) space complexity.
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We'll cover the following...
Statement
Given a string s, return the total number of substrings that contain only one distinct letter.
Constraints:
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