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Solution: Word Formation Using a Hash Table

Explore how to solve the problem of forming a target word by combining two words from an array using hash tables. Understand the approach of dividing the target into prefixes and suffixes, checking their existence in the hash table, and implementing this solution efficiently in C++ to prepare for coding interviews.

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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 103\leq 10^3 ...