用Java语言实现的各种排序,包括插入排序、冒泡排序、选择排序、Shell排序、快速排序、归并排序、堆排序、SortUtil等。 Qzw~\KY:
插入排序: 1*S It5?4
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package org.rut.util.algorithm.support; St-:+=V_
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import org.rut.util.algorithm.SortUtil; <.CO{L\e
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* @author treeroot 8)Z WR3)+W
* @since 2006-2-2 -20o%t
* @version 1.0 6_=qpP-?
*/ JQYIvo1,Q
public class InsertSort implements SortUtil.Sort{ K~z*P0g*
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/* (non-Javadoc) .FK[Y?ci#
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) J?)vsnD.H
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public void sort(int[] data) { [@U8&W
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for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); ~`
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冒泡排序: h>sz@\{
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package org.rut.util.algorithm.support; #B8`qFpQC
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import org.rut.util.algorithm.SortUtil; yA?>v'K
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/** `J[(Dx'y=t
* @author treeroot [&|Le;h
* @since 2006-2-2 0){%4
* @version 1.0 2hEB?ZAQZ
*/ V2g,JFp&
public class BubbleSort implements SortUtil.Sort{ .3?'+KZ,
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/* (non-Javadoc) \#1!qeF
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) nL5Gr:SLo
*/
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public void sort(int[] data) { Ev0GAc1
int temp; p^Ca-+R3
for(int i=0;i for(int j=data.length-1;j>i;j--){ EJjTf:
if(data[j] SortUtil.swap(data,j,j-1); fKOm\R47
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选择排序: ehtiu!Vk
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package org.rut.util.algorithm.support; x5v^@_:
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import org.rut.util.algorithm.SortUtil; (9';zw
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/** 96]lI3c
* @author treeroot WLiY:X(+|
* @since 2006-2-2 r/HKxXT
* @version 1.0 s#`%c({U|
*/ jz't!wj
public class SelectionSort implements SortUtil.Sort { t!c8c^HR
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/* =vT3SY
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) qnW5I_]
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public void sort(int[] data) { 583ej2HPg
int temp; IE$x2==)
for (int i = 0; i < data.length; i++) { 6T< ~mn
int lowIndex = i; fpM4q
for (int j = data.length - 1; j > i; j--) { U(-9xp+
if (data[j] < data[lowIndex]) { BS;rit:
lowIndex = j; |~8\{IcZ
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} mz1Xk ]nE
SortUtil.swap(data,i,lowIndex); #I%< 1c%XA
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Shell排序: \cPGyeq
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package org.rut.util.algorithm.support; nuw90=qj!]
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import org.rut.util.algorithm.SortUtil; $8_t.~q
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/** V J){@
* @author treeroot &|%z!x6 f
* @since 2006-2-2 h?.6e9Y4
* @version 1.0 R"5/
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public class ShellSort implements SortUtil.Sort{ / Zz2=gDY
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/* (non-Javadoc) wC!(STu
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) a: iIfdd4'
*/ vnk"0d.
public void sort(int[] data) { p!' "hx
for(int i=data.length/2;i>2;i/=2){ YM3oqS D
for(int j=0;j insertSort(data,j,i); }n6BI}n
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insertSort(data,0,1); #Vv*2Mc
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/** 20^F -,z
* @param data 8czo#&
* @param j o|]xj'
* @param i dulW!&*No
*/ lADi
private void insertSort(int[] data, int start, int inc) { \VHi
int temp; s?~Abj_
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); dT/Cn v=
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