DIY: Expressive words
Explore how to implement the expressiveWords function in Kotlin to count stretchy words that match a target string by extending character groups. This lesson helps you understand how to compare strings with extended characters and solve related coding interview problems.
We'll cover the following...
We'll cover the following...
Problem statement
Given a string, S, and an array of words, return the number of words that are stretchy.
A word in words is stretchy with respect to S if S can be derived by extending the letters of the word. Here is the extend rule:
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