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Is there a difference between Heapify and Bottom-Up/Top-Down heap construction, when using array representation of binary tree?

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Generalizations of integer-programming for the polynomial hierarchy?

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Algorithm that sorts cells of a same range clockwise

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Total weight of Huffman Code

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Ackermann function in the Lambda Calculus

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Question about how can i determine if counting sort is the right option over other sorting algorithms

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How far can we push "counting argument" for proving lower bounds of time complexity?

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Literature request: Generating all vertex subsets of a graph

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Area preserving distance optimization

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What is a range of an attribute in data mining?

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Star free language vs. regular language

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Mapping categorical data in K-nearest neighbour

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Why do computers use binary numbers in IEEE754 fraction instead of BCD or DPD?

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How can it be decidable whether $\pi$ has some sequence of digits?

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