Podcast
Questions and Answers
Which data structure is used in the Union Find pattern to keep track of which set each element belongs to?
Which data structure is used in the Union Find pattern to keep track of which set each element belongs to?
- Queue
- Linked list
- Stack
- Array (correct)
What is the purpose of the find(x) operation in the Union Find pattern?
What is the purpose of the find(x) operation in the Union Find pattern?
- Finds the size of the set that contains x
- Finds the height of the tree that contains x
- Merges the sets of x and y into one
- Finds the representative of the set that contains x (correct)
What is the time complexity of the worst-case scenario in the initial implementation of the Union Find pattern?
What is the time complexity of the worst-case scenario in the initial implementation of the Union Find pattern?
- O(n^2)
- O(log n)
- O(1)
- O(n) (correct)
What is the optimization called that improves the Union Find pattern by maintaining a rank for each tree?
What is the optimization called that improves the Union Find pattern by maintaining a rank for each tree?
What is the purpose of the union(x, y) operation in the Union Find pattern?
What is the purpose of the union(x, y) operation in the Union Find pattern?
Which of the following is an optimization technique used in the union find pattern?
Which of the following is an optimization technique used in the union find pattern?
What is the worst-case time complexity of the union find pattern with both rank compression and path compression optimizations?
What is the worst-case time complexity of the union find pattern with both rank compression and path compression optimizations?
Which of the following problems can be solved using the union find pattern?
Which of the following problems can be solved using the union find pattern?
What is the purpose of the union find pattern in image manipulation applications?
What is the purpose of the union find pattern in image manipulation applications?
What does the union find pattern help determine in percolation problems?
What does the union find pattern help determine in percolation problems?
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