Which of the following is an example of an NP-Hard problem?
Options
- A. Binary Search
- B. Minimum Spanning Tree
- C. Optimization version of Traveling Salesman Problem
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
C. Optimization version of Traveling Salesman Problem
Detailed Explanation
- NP-Hard: Every problem in NP can be reduced to an NP-Hard problem in polynomial time.
- Optimization TSP: Finding the minimum-cost tour is NP-Hard.
- Decision TSP: Asking whether a tour exists within a specified cost is NP-Complete.
- Important: An NP-Hard problem need not belong to NP.