Longest String Chain at Citadel

Medium62.8% acceptance

This problem has 75.0% frequency at Citadel.

Problem Description

You are given an array of `words` where each word consists of lowercase English letters. `wordA` is a **predecessor** of `wordB` if and only if we can insert **exactly one** letter anywhere in `wordA` **without changing the order of the other characters** to make it equal to `wordB`. * For examp...

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