Comparison Sorting

Description

A sorting algorithm is an algorithm that puts elements of a list in a certain order, using comparisons between elements.

Related Problems

Generalizations: Sorting

Related: Non-Comparison Sorting

Parameters

n: size of list

Table of Algorithms

Name	Year	Time	Space	Approximation Factor	Model	Reference
Naive sorting	1940	$O( n² )$	$O({1})$ (in-situ)	Exact	Deterministic
Selection Sort	1962	$O( n² )$	$O({1})$ (in-situ)	Exact	Deterministic
Merge Sort	1945	$O(n logn)$	$O(n)$	Exact	Deterministic
Bubble Sort	1956	$O( n² )$	$O({1})$ (in-situ)	Exact	Deterministic
Intro Sort	1997	$O(n logn)$	$O(logn)$	Exact	Deterministic	Time
Heap Sort	1964	$O(n logn)$	$O({1})$ (in-situ)	Exact	Deterministic	Time
Counting Sort	1954	$O(n+k)$	$O(n+k)$	Exact	Deterministic	Time
Bucket Sort	1940	$O( n² )$	$O(n)$	Exact	Deterministic
Radix Sort	1940	$O(wn)$	$O(w+n)$	Exact	Deterministic
Tree sort	1962	$O(n logn)$	$O(n)$	Exact	Deterministic	Time
Quick Sort	1961	$O( n² )$	$O(logn)$	Exact	Deterministic	Time & Space
Tim Sort	2002	$O(n logn)$	$O(n)$	Exact	Deterministic
Cube Sort Parallel Implementation	1992	$O(n logn)$	$O(n)$	Exact	Parallel	Time
Shell Sort; (Shell)	1959	$O( n² )$	$O({1})$ (in-situ)	Exact	Deterministic	Time
Shell Sort; (Frank & Lazarus)	1960	$O(n^{1.5})$	$O({1})$ (in-situ)	Exact	Deterministic	Time
Shell Sort; (Pratt)	1971	$O(n log² n)$	$O({1})$ (in-situ)	Exact	Deterministic	Time
Shell Sort; (Sedgewick)	1986	$O(n^{1.{3}3})$	$O({1})$ (in-situ)	Exact	Deterministic	Time
Bitonic Merge Sort Parallel Implementation	1968	$O(log² n)$	$O({1})$?	Exact	Parallel	Time
Thorup's Sorting Algorithm	2002	$O(n loglogn)$	$O(n)$	Exact	Deterministic	Time
Naive sorting	1940	$O( n² )$	$O({1})$ (in-situ)	Exact	Deterministic
Flash Sort	1998	$O(n^{2})$	$O(n)$	Exact	Deterministic	Time
Bead Sort	2002	$O(n)$	$O(n^{2})$	Exact	Deterministic	Time
Burst Sort	2004	$O(wn)$	$O(wn)$	Exact	Deterministic	Time
Spreadsort	2002	$O(n*log n)$	$O(n)$?	Exact	Deterministic	Time
Odd Even Sort Parallel Implementation	1972	$O(n^{2})$	$O({1})$	Exact	Parallel	Time
Spaghetti Sort Parallel Implementation	1984	$O(n)$	$O({1})$ auxiliary? per processor?	Exact	Parallel	Time

Time Complexity Graph

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Space Complexity Graph

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Space-Time Tradeoff Improvements

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