General Permutations: Difference between revisions
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== Parameters == | == Parameters == | ||
n: number of elements | $n$: number of elements | ||
== Table of Algorithms == | == Table of Algorithms == | ||
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[[File:Generating Random Permutations - General Permutations - Time.png|1000px]] | [[File:Generating Random Permutations - General Permutations - Time.png|1000px]] | ||
Latest revision as of 09:07, 28 April 2023
Description
Given an input string/array, generate a single random permutation of the characters/elements of the string/array.
Related Problems
Related: Cyclic Permutations
Parameters
$n$: number of elements
Table of Algorithms
Name | Year | Time | Space | Approximation Factor | Model | Reference |
---|---|---|---|---|---|---|
Fisher–Yates/Knuth shuffle | 1938 | $O(n^{2})$ | $O(n)$ | Exact | Randomized | Time |
Durstenfeld's Algorithm 235 | 1964 | $O(n)$ | $O({1})$ | Exact | Randomized | Time |
Radix sorting method | 1887 | $O(n)$ | $O(n)$ | Exact | Randomized |