Challenge: Word Formation Using a Hash Table

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 $\leq 10^3$

• 1 $\leq$ wordsArray[i].length $\leq 20$

• 2 $\leq$ target.length $\leq 40$

• All words consist of lowercase English letters

Examples