模板:堆运行时间
外观
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下面的时间复杂度中,[1]O(f)是一个渐近的上界,而Θ(f)是一个准确的上界(见大O符号)。函数名均假设该堆为最小堆。
操作 | 二叉[1] | 左偏 | 二项[1] | 斐波那契[1][2] | 配对[3] | Brodal[4][a] |
---|---|---|---|---|---|---|
find-min | Θ(1) | Θ(1) | Θ(log n) | Θ(1) | Θ(1) | Θ(1) |
delete-min | Θ(log n) | Θ(log n) | Θ(log n) | O(log n)[b] | O(log n)[b] | O(log n) |
insert | O(log n) | Θ(log n) | Θ(1)[b] | Θ(1) | Θ(1) | Θ(1) |
decrease-key | Θ(log n) | Θ(n) | Θ(log n) | Θ(1)[b] | o(log n)[b][c] | Θ(1) |
merge | Θ(n) | Θ(log n) | O(log n)[d] | Θ(1) | Θ(1) | Θ(1) |
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- ^ Brodal, Gerth S., Worst-Case Efficient Priority Queues (PDF), Proc. 7th Annual ACM-SIAM Symposium on Discrete Algorithms: 52–58, 1996
- ^ Goodrich, Michael T.; Tamassia, Roberto. 7.3.6. Bottom-Up Heap Construction. Data Structures and Algorithms in Java 3rd. 2004: 338–341. ISBN 0-471-46983-1.
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