Exam-style question
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Which problem-solving approach is used by merge sort?.
- A.Brute force
- B.Divide and Conquer
- C.Random search
- D.Linear scanning
Model answer
What a good answer should say
- Divide and Conquer
Explanation
Why this works
Merge sort divides a problem into smaller parts and then combines the results, so it is an example of the Divide and Conquer approach.
Common mistake
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