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。 4J2C#Cs
插入排序: l`*R !\
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package org.rut.util.algorithm.support; q]m$%>
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import org.rut.util.algorithm.SortUtil; Ba;tEF{X
/** 9 H~OC8R:
* @author treeroot [u/W h+
* @since 2006-2-2 +v|]RgyW)
* @version 1.0 4G=KyRKh
*/ Tw9?U,]
public class InsertSort implements SortUtil.Sort{ e}W|wJ):j@
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/* (non-Javadoc) Z<$y)bf
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) l%MIna/Tp
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public void sort(int[] data) { hN.{H:skL)
int temp; N
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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); 66Xo3o
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冒泡排序: f#zm}+,`
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package org.rut.util.algorithm.support; dzyp:\&9
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import org.rut.util.algorithm.SortUtil; lAx^!#~\
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/** E=8$*YUW(g
* @author treeroot nn6&`$(Q~
* @since 2006-2-2 @j?)uJ0Q
* @version 1.0 2 1]87$
*/ 8K0@*0
public class BubbleSort implements SortUtil.Sort{ ".T&nS[z
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/* (non-Javadoc) 1<d|@9?9`
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ,xsFBNCC
*/ e`Vb.E)
public void sort(int[] data) { khtYn.eaL
int temp; lq\/E`fc`
for(int i=0;i for(int j=data.length-1;j>i;j--){ Uk|(VR9
if(data[j] SortUtil.swap(data,j,j-1); 8\@&~&(y:
} W:
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选择排序: Y]gb`z$?
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package org.rut.util.algorithm.support; \5s#9
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import org.rut.util.algorithm.SortUtil; 7BDRA},o
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/** &E&e5(&$
* @author treeroot `$odxo+
* @since 2006-2-2 251^>x.R
* @version 1.0 $Q cr
*/ l3C%`[MB
public class SelectionSort implements SortUtil.Sort { }+4^ZbX+:
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/* b;XUv4~V
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) Zw`vPvb!
*/ #}Qzu~
public void sort(int[] data) { 3j
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int temp; `pzXh0}|
for (int i = 0; i < data.length; i++) { [j]3='2}G
int lowIndex = i; b=Y:`&o=[
for (int j = data.length - 1; j > i; j--) { 0[qU k(=}[
if (data[j] < data[lowIndex]) { "/&_B
lowIndex = j; }bxW@(bs
} L-T3{I,3
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SortUtil.swap(data,i,lowIndex); Uz`K#Bz
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Shell排序: d }"Dp
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package org.rut.util.algorithm.support; T7!"gJ
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import org.rut.util.algorithm.SortUtil; ;%_fQNFb
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/** "AzA|zk')"
* @author treeroot Uo!#p'<w)p
* @since 2006-2-2 d3$&I==;:
* @version 1.0 9bL`0L
*/ $
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public class ShellSort implements SortUtil.Sort{ }T}9AQ}|
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/* (non-Javadoc) lAxbF
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) vT#$`M<
*/ /a?*Ap5"
public void sort(int[] data) { I?l%RdGW
for(int i=data.length/2;i>2;i/=2){ yj6o533o
for(int j=0;j insertSort(data,j,i); a5v}w7vL
} b#:Pl`n6u
} 3 9|4)1e
insertSort(data,0,1); #sn2Vmi
} 7g}lg8M
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/** |6%B2I&c
* @param data q"|,HpQ
* @param j cK;,=\
* @param i S}/?Lm}
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private void insertSort(int[] data, int start, int inc) { 8| 6:
int temp; C6=P(%y
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); {xw"t9(fE
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} CnJrJ>l
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快速排序: -'j_JJ
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package org.rut.util.algorithm.support; /B$9B
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import org.rut.util.algorithm.SortUtil; ?R
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/** r[
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* @author treeroot j4ARGkK5B
* @since 2006-2-2 i`]-rM%J#
* @version 1.0 *o}LI6_u
*/ %S G**7
public class QuickSort implements SortUtil.Sort{ MZyzc{c,
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/* (non-Javadoc) 7oPLO(0L
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) C@{#OOa
*/ 1:7 uS.
public void sort(int[] data) { uSeRn@
quickSort(data,0,data.length-1); y4%u<