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。 S>1Iky|
插入排序: R*r#E{!V;
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package org.rut.util.algorithm.support; K",N!koj
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import org.rut.util.algorithm.SortUtil; k"w"hg&e
/** k|d+#u[Mj@
* @author treeroot $* Kvc$D
* @since 2006-2-2 wLr_-vJ
* @version 1.0 wq `Bd
*/ }RqK84K
public class InsertSort implements SortUtil.Sort{ >[*qf9$
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/* (non-Javadoc) GR32S=\
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) Yg1X
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public void sort(int[] data) { sD wqH.L
int temp; lHX72s|V
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); b;UJ 88
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冒泡排序: PwLZkr@4^
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package org.rut.util.algorithm.support; d6 5L!4
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import org.rut.util.algorithm.SortUtil; MFk5K
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/** u.Dz~$T
* @author treeroot CeC6hGR5
* @since 2006-2-2 ~/P[J
* @version 1.0 vRO
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*/ wAW5
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public class BubbleSort implements SortUtil.Sort{ ?5
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/* (non-Javadoc) D d</`iUq
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 9q[oa5INd
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public void sort(int[] data) { w+CA1q<
int temp; n7-6-
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if(data[j] SortUtil.swap(data,j,j-1); y
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选择排序: &KRX[2
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package org.rut.util.algorithm.support; 6 ~w@PRy
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import org.rut.util.algorithm.SortUtil; <GaS36ZW
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/** r<^HmpUJ
* @author treeroot B_m8{44zM
* @since 2006-2-2 >I&5j/&}+
* @version 1.0 @6T/Tdz
*/ ikiypWq
public class SelectionSort implements SortUtil.Sort { >V}#[ /n
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) q5)O%l !
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public void sort(int[] data) { PxDh7{
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for (int i = 0; i < data.length; i++) { x+@rg];m
int lowIndex = i; N5b!.B x-w
for (int j = data.length - 1; j > i; j--) { HCC#j9UN6
if (data[j] < data[lowIndex]) { @r/nF5
lowIndex = j; oEZdd#*;
} %M|hA#04vZ
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SortUtil.swap(data,i,lowIndex); _>X+ZlpU:
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Shell排序: l]l'4@1
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package org.rut.util.algorithm.support; U#WF;q0L
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import org.rut.util.algorithm.SortUtil; _.Uh)-yR
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/** x-&@wMqkc
* @author treeroot 'kO!^6=4M
* @since 2006-2-2 lp%pbx43s
* @version 1.0 ZeaA%y67U
*/ ~%kkeh\j
public class ShellSort implements SortUtil.Sort{ P:MT*ra*,
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/* (non-Javadoc) mSl.mi(JiZ
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) K^<BW(s
*/ +}os&[S
public void sort(int[] data) { UhQj
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for(int i=data.length/2;i>2;i/=2){ UJ')I`zuI
for(int j=0;j insertSort(data,j,i); A@{PZ
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} >V8-i`
insertSort(data,0,1); )cMh0SGcM1
} -**g~ty)
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/** )W
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* @param data 68C%B9.b'
* @param j |"CZ T#
* @param i 5(Q%XQV*P
*/ y,,dCca
private void insertSort(int[] data, int start, int inc) { -ifFbT+x
int temp; 4yA+h2
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); 0rs"o-s<
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快速排序: 2B&