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Challenge: Word Formation Using a Hash Table

Explore how to determine if a target word can be formed by concatenating two words from an array using hash tables in Java. Learn to implement efficient solutions and handle common constraints in word formation problems.

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Statement

Given an array of words wordsArray, determine whether a given target can be formed by combining two words from the array in any order.

Constraints:

  • 2 \leq wordsArray.length ...