The theoretically optimal page replacement algorithm (Offline Page Replacements)

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Time Complexity

$O(n^{2})$

Space Complexity

$O(k)$ words

(Need to keep track of cache; linear scan for searching for page not being used for the longest only requires O(1) auxiliary space)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Word RAM

Year

1940

Reference