Question 1 Given an unsorted array of n numbers, a1, a2, ..., an and a number s. The problem is to determine whether there exist two numbers ai and aj, i + j, such that ai+ aj = s. Design a brute-force algorithm for this problem. Describe its time complexity.

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A:

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A: Answer is  x-4z= -11  

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A: Here is the solution with an explanation:-

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A: The Simplified boolean Algebra equation is below:

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A: Given The answer is given below.  

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