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。 h;?=:(
插入排序: d:cs8f4>
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package org.rut.util.algorithm.support; ZV=O oLt,
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import org.rut.util.algorithm.SortUtil; dtD)VNkBZ
/** e"Kg/*Ji1
* @author treeroot Y3KKskhLx
* @since 2006-2-2 .aTu]i3l_
* @version 1.0 N/IDj2C4
*/ XUTI0
public class InsertSort implements SortUtil.Sort{ CT(VV6I\
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/* (non-Javadoc) FRqJ#yd]
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) do@`(f3g
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public void sort(int[] data) { MHar9)$}
int temp; cBs:7Pnp%
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); X%w` :c&
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冒泡排序: @AET.qGC
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package org.rut.util.algorithm.support; ,kS3Ioj
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import org.rut.util.algorithm.SortUtil; [*^`rQ
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/** /o%J /|
* @author treeroot 6%?bl{pNn
* @since 2006-2-2 Z&BJ/qk
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* @version 1.0 T:k-`t0":N
*/ /<ODP6Yy;
public class BubbleSort implements SortUtil.Sort{ %zDh07VT\
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/* (non-Javadoc) 0*G
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 6?GR+;/
*/ |e49F
public void sort(int[] data) { u By[x 0
int temp; \[u7y. b
for(int i=0;i for(int j=data.length-1;j>i;j--){ cXP*?N4Cf
if(data[j] SortUtil.swap(data,j,j-1); t6m&+N
} `P/7Mf
} |Rk9W
} 9C9>V]
} 3Ov? kWFO
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选择排序: n~`1KC4
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package org.rut.util.algorithm.support; OAx5 LTd
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import org.rut.util.algorithm.SortUtil; b/^i
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/** nKxu8YAJe
* @author treeroot YKCd:^u
* @since 2006-2-2 9Q)9*nHe
* @version 1.0 qk Hdr2
*/ 8['8ctX
public class SelectionSort implements SortUtil.Sort { jNjm}8`t
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/* fSR+~Vy
* (non-Javadoc) x$p_mWC
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) DNYJR]>
*/ hzv4+1Wd[
public void sort(int[] data) { "}/$xOl"
int temp; :<Z>?x
for (int i = 0; i < data.length; i++) { :`U@b
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int lowIndex = i; ,e]|[,r#5
for (int j = data.length - 1; j > i; j--) { uKOsYN%D
if (data[j] < data[lowIndex]) { \Z~|ry0v{d
lowIndex = j; uB&um*DP
} RQg7vv]%
} 5SOl:{A+
SortUtil.swap(data,i,lowIndex); 1^R[kaY
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} YC,)t71l{
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Shell排序: '+8`3['
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package org.rut.util.algorithm.support; <,:p?36
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import org.rut.util.algorithm.SortUtil; u(kacQ7
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/** A.[~}ywH
* @author treeroot eW"L")
* @since 2006-2-2 S8_>Lw
* @version 1.0 ^ "
*/ qHQWiu%h
public class ShellSort implements SortUtil.Sort{ ;^yR,32F
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/* (non-Javadoc) Ad%3 fvn
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) V1h&{D\"
*/ 16pk4f8
public void sort(int[] data) {
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for(int i=data.length/2;i>2;i/=2){ 1\XR6q:2
for(int j=0;j insertSort(data,j,i); >5%;NI5
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} z&R
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} 3_5]0:?]-
insertSort(data,0,1); ZjB]pG+
} 2*[Gm e
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/** TAE@KSPvo
* @param data )fGIe rS
* @param j 3 *g>kRMJ
* @param i ;5cN
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*/ ZUg~8VVe
private void insertSort(int[] data, int start, int inc) { |L }1@0i
int temp; )0\"8}!
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); qcWY8sYf
} .5s#JL
} v-utDQT3
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} @)^|U"
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快速排序: <F%c"Rkh
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package org.rut.util.algorithm.support; 7]J7'!Iz
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import org.rut.util.algorithm.SortUtil; CW+] Jv]"
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/** K5"8zF)*
* @author treeroot p)k5Uh"
* @since 2006-2-2 v9_7OMl/x
* @version 1.0 e'y$X;nIv
*/ *mVQN1
public class QuickSort implements SortUtil.Sort{ s^vw]D
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/* (non-Javadoc) 4S7#B
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) aS
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*/ qRbU@o.3
public void sort(int[] data) { ~'.SmXZs
quickSort(data,0,data.length-1); >;NiG)Z
} T=W;k<P\k
private void quickSort(int[] data,int i,int j){ '<R::M,
int pivotIndex=(i+j)/2; <