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。 o=Vs)8W
插入排序: [xqV`(vM
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package org.rut.util.algorithm.support; /p
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import org.rut.util.algorithm.SortUtil; aqON6|6K
/** ) H,Xkex
* @author treeroot = wz}yfdrC
* @since 2006-2-2 g~DuK|+
* @version 1.0 | N/d}
*/ httywa^
public class InsertSort implements SortUtil.Sort{ v]k-xn|$j
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/* (non-Javadoc) %jL^sA2;c+
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) p}^G#h{
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public void sort(int[] data) { b1C)@gl !Z
int temp; [lzd'
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); ,iV%{*p]
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冒泡排序: flCT]ZR
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package org.rut.util.algorithm.support; $yx\2
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import org.rut.util.algorithm.SortUtil; ">[#Ops-;$
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/** WZ' Z"'
* @author treeroot 1Dr&BXvf]8
* @since 2006-2-2 7( 84j5zb
* @version 1.0 h ;*x1BVE
*/ YYQvt
public class BubbleSort implements SortUtil.Sort{ F{x+1hct0
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/* (non-Javadoc) /"X_{3dq?
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) x0# Bc7y
*/ 5_(\Cd<#
public void sort(int[] data) { `vBBJ@f4)
int temp; Wj.t4XG!
for(int i=0;i for(int j=data.length-1;j>i;j--){ QXb2jWz
if(data[j] SortUtil.swap(data,j,j-1); L"b&O<No
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选择排序: Em!- W5*s
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package org.rut.util.algorithm.support; i)x0]XF
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import org.rut.util.algorithm.SortUtil; Wep^He\:
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/** v.]{b8RR
* @author treeroot $5XAS
* @since 2006-2-2 Cfi4~ &
* @version 1.0 :|bL2T@>[
*/ s&$?m[w
public class SelectionSort implements SortUtil.Sort { TnQ>v{Rx
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) lrE"phYk
*/ TdPd8ig8{
public void sort(int[] data) { "}3sL#|z
int temp; PSJj$bt;<+
for (int i = 0; i < data.length; i++) { &@6xu{o
int lowIndex = i; Ll
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for (int j = data.length - 1; j > i; j--) { 4
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if (data[j] < data[lowIndex]) { 5{HF'1XgZ*
lowIndex = j; H q6%$!q
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} }R;}d(C`
SortUtil.swap(data,i,lowIndex); 1WtE ]
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Shell排序: {YiMd
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package org.rut.util.algorithm.support; N}5
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import org.rut.util.algorithm.SortUtil; 2WS*c7Ct
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/** 6)1PDlB
* @author treeroot `dm*vd
* @since 2006-2-2 &>AwG4HW#j
* @version 1.0 My>q%lF=fw
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public class ShellSort implements SortUtil.Sort{ 8oE`>Y
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/* (non-Javadoc) sV#%U%un
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ~Z5AIm R|
*/ Bv7FZK3
public void sort(int[] data) { bo#xqSGQ
for(int i=data.length/2;i>2;i/=2){ ir6aV|ea!
for(int j=0;j insertSort(data,j,i); ?q`i
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} N5K(yY_T
insertSort(data,0,1); -L/%2 X
} 5ih>x3S1/
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* @param data <Z.`X7]Uk
* @param j hj1;f<'
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* @param i dCo)en
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private void insertSort(int[] data, int start, int inc) { p
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int temp; :WRD<D_4
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); YH58p&up
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快速排序: -,/7u3
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package org.rut.util.algorithm.support; M.Q
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import org.rut.util.algorithm.SortUtil; <h#7;o
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/** *m]Y6
* @author treeroot 0y$VPgsKf
* @since 2006-2-2 Y[e.1\d'
* @version 1.0 5
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*/ sq=EL+=j
public class QuickSort implements SortUtil.Sort{ A!GvfmzqIn
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/* (non-Javadoc) l1]N&jN{
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) O`CZwXD
*/ S$SCW<LuN
public void sort(int[] data) { n=j)M
quickSort(data,0,data.length-1); K^o$uUBe
} IwYfs]-
private void quickSort(int[] data,int i,int j){ 2@bOy~$A
int pivotIndex=(i+j)/2; gH7 +#/
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SortUtil.swap(data,pivotIndex,j); SOG(&)b
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