Manacher (Longest Palindromic Substring Longest Palindromic Substring)

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Time Complexity

$O(n)$

Space Complexity

$O(n)$ words

(At the very least it stores the radii for each center, requiring O(n) space. Space usage is bounded from above by runtime, so at most O(n) space is used.)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Word RAM

Year

1975

Reference

https://doi.org/10.1145%2F321892.321896