<ul><li>The problem involves transforming characters in a given string to the lexicographically smallest equivalent characters using predefined relationships.</li><li>A Disjoint Set Union (DSU) approach is used to group connected characters and replace each with the smallest character in its group.</li><li>The provided C++, JavaScript, and Python implementations showcase the DSU operations needed for solving the problem efficiently.</li><li>Test cases and complexity analysis are included to validate and understand the efficiency of the solution.</li></ul>

🔤 Beginner-Friendly Guide to Solving "Lexicographically Smallest Equivalent String" | LeetCode 1061 (C++ | JavaScript | Python)

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