19.3.3 - Greedy Strategies
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Practice Questions
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What is a greedy algorithm?
💡 Hint: Think about how it approaches optimization.
Give an example of a greedy algorithm.
💡 Hint: Consider algorithms used for pathfinding or tree construction.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a greedy algorithm prioritize?
💡 Hint: Recall the definition of greedy in algorithms.
True or False: Prim's algorithm is used for finding the shortest path between two vertices.
💡 Hint: Think about the specific problem each algorithm solves.
1 more question available
Challenge Problems
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Given a list of intervals, develop a greedy algorithm to determine the maximum number of non-overlapping intervals and illustrate with an example.
💡 Hint: Think about how sorting creates clear choices.
Prove that the greedy strategy of choosing intervals by earliest finish time always produces the maximum number of non-overlapping intervals. Use an example to illustrate your proof.
💡 Hint: Visual representations can help articulate the induction process.
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