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。 kI<C\*N
插入排序: G&0&*mp
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package org.rut.util.algorithm.support; #-'=)l}i1A
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import org.rut.util.algorithm.SortUtil; %/oOM\}++
/** ^8o'\V"m^
* @author treeroot @?!/Pl49R
* @since 2006-2-2 W([)b[-*
* @version 1.0 VD,F?L!
*/ mbsdiab#N
public class InsertSort implements SortUtil.Sort{ ,yWTkql
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/* (non-Javadoc) uwj/]#`
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) \_!FOUPz(
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public void sort(int[] data) { a)(j68c
int temp; M`FsKK`
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); 5w gtc~
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冒泡排序: k)[} 3oq
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package org.rut.util.algorithm.support; )"WImf:*
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import org.rut.util.algorithm.SortUtil; .Y&_k
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/** 7\"-<z;kK
* @author treeroot `kwyF27v]
* @since 2006-2-2 vPi\ vU{
* @version 1.0 lBR6O!sBP
*/ nOkX:5
public class BubbleSort implements SortUtil.Sort{ +;C|5y
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/* (non-Javadoc) 7_S+/2}U*
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 9K#.0
*/ 69cOdIt^D
public void sort(int[] data) { .#zx[Io
int temp; 'an{<82i
for(int i=0;i for(int j=data.length-1;j>i;j--){ L -b~#
if(data[j] SortUtil.swap(data,j,j-1); Q&MZ/Nnf
} Aw4Qm2Kf
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选择排序: >%qGK-_
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package org.rut.util.algorithm.support; vW"x)~B
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import org.rut.util.algorithm.SortUtil; 8ji!FZf
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/** vD:.1,72
* @author treeroot FDbx"%A
* @since 2006-2-2 SQvicZAN)`
* @version 1.0
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*/ >Eik>dQ a
public class SelectionSort implements SortUtil.Sort { ?TMo6SU
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/* I4m)5G?O2
* (non-Javadoc) s<E_74q1
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) tK g%5;v
*/ '(+l77G
public void sort(int[] data) { W;~^3Hz6
int temp; U,RIr8 G
for (int i = 0; i < data.length; i++) { mTZlrkT
int lowIndex = i; _=UXNr8S
for (int j = data.length - 1; j > i; j--) { d^ipf*aLC
if (data[j] < data[lowIndex]) { ovm*,La)g
lowIndex = j; L
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} tI.(+-q
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SortUtil.swap(data,i,lowIndex); "N4c>2Q
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Shell排序: g0g/<Tv[
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package org.rut.util.algorithm.support; tSYeZ~
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import org.rut.util.algorithm.SortUtil; S_ nTp)
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/** eC[g"Ef
* @author treeroot uKpl+>
* @since 2006-2-2 kZUuRB~om
* @version 1.0 G?3S_3J2
*/ G|3OB:
public class ShellSort implements SortUtil.Sort{ Gps
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/* (non-Javadoc) 9
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) >f`}CLsY
*/ 8Yb/ c*
public void sort(int[] data) { [jAhw>
for(int i=data.length/2;i>2;i/=2){ Q=uwmg86
for(int j=0;j insertSort(data,j,i); F4bF&% R
} v^,A~oe`t
} hH@018+
insertSort(data,0,1); ~Ja>x`5
} HK2`.'D
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/** ZJR{c 5TE
* @param data Yd/qcC(&
* @param j T,WWQm
* @param i t{?_]2vl
*/ <U1uuOt
private void insertSort(int[] data, int start, int inc) { BOh&Db*
int temp;
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for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); !u7WCw.D m
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快速排序: d^lA52X6P
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package org.rut.util.algorithm.support; =#y&xWxL