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`FF="at
插入排序: cd$,,
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package org.rut.util.algorithm.support; BF
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import org.rut.util.algorithm.SortUtil; EiWd =jDm
/** `(8RK
* @author treeroot 6H:EBj54?
* @since 2006-2-2 D$SO 6X~
* @version 1.0 7` t,
*/ -3C$br
public class InsertSort implements SortUtil.Sort{ K_V$ ktL
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/* (non-Javadoc) Do;rY\sY
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) v9Ez0 :)
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public void sort(int[] data) { RueL~$*6.~
int temp; UFUm-~x`
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); :#UN^ "(m}
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冒泡排序: 3<HPZWc
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package org.rut.util.algorithm.support; CB?,[#r5f
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import org.rut.util.algorithm.SortUtil; mKBPIQ+ZS
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/** on0>_-n)
* @author treeroot _1P8rc"Dx
* @since 2006-2-2 Z6oA>D
* @version 1.0 j es[a
*/ MIwkFI8
public class BubbleSort implements SortUtil.Sort{ )L:p.E
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/* (non-Javadoc) #[Vk#BIiv8
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) T13Jn o
*/ Fv9n>%W&
public void sort(int[] data) { FcZ)_m6m
int temp; rfxLCiV
for(int i=0;i for(int j=data.length-1;j>i;j--){ -AU!c^-o
if(data[j] SortUtil.swap(data,j,j-1); :[7.YQ
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选择排序: {F+iL&e)
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package org.rut.util.algorithm.support; 8?&u5
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import org.rut.util.algorithm.SortUtil; %QrpFE5V5
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/** 4EDwZR>./
* @author treeroot $N)b6(}F10
* @since 2006-2-2 }Ii5[nRN
* @version 1.0 z gDc=
*/ iSxuor^;
public class SelectionSort implements SortUtil.Sort { h*\/{$y
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/* AjA.="3
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) JgY#W1>
*/ <rpXhcR
public void sort(int[] data) { Z>zW83a
int temp; byUstm6y
for (int i = 0; i < data.length; i++) { {y
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int lowIndex = i; nJ-U* yz
for (int j = data.length - 1; j > i; j--) { Xi!`+N4
if (data[j] < data[lowIndex]) { :F`yAB3
lowIndex = j; 5?n@.hcL
} V,CVMbn/%N
} Ho; bgva
SortUtil.swap(data,i,lowIndex); v}AVIdR
} o|BEY3|
} V;#bcr=Z<J
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Shell排序: g$j ZpU
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package org.rut.util.algorithm.support; `Mp-4)mn
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import org.rut.util.algorithm.SortUtil; 7#BUd/
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/** 9cm9;
* @author treeroot x)<Hr,wd
* @since 2006-2-2
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* @version 1.0 oG_-a(N
*/ xiW;Y{kZ
public class ShellSort implements SortUtil.Sort{ s;;"^5B.
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/* (non-Javadoc) _v9P0W^.7
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ZRd,V~iz
*/ ,y57tY
public void sort(int[] data) { f2"1^M
for(int i=data.length/2;i>2;i/=2){ +w ]KK6
for(int j=0;j insertSort(data,j,i); *=X$j~#X
} xC,;IS k,
} d;$<K
insertSort(data,0,1); <+oTYPgD9
} 9a*}&fL[
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/** J~jR`2+r
* @param data m%bw$hr
* @param j 7:D@6<J?
* @param i >; A7mi/
*/ >
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private void insertSort(int[] data, int start, int inc) { ][y~(&=T
int temp; ;x=kJ@
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); `]8z]PD
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} d}.*hgk
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} sr&hQ
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快速排序: 6jKZ.S+s)
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package org.rut.util.algorithm.support; O7_u9lz2
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import org.rut.util.algorithm.SortUtil; &z@~n
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/** B3lP#ckh
* @author treeroot SGd[cA
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* @since 2006-2-2 )\bA'LuFy
* @version 1.0 ^rmcyy8;g
*/ $X9`~Sv _
public class QuickSort implements SortUtil.Sort{ l1&NU'WW
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/* (non-Javadoc)
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) }'y=JV>l
*/ <Oi65O_X
public void sort(int[] data) { }W:Rg}v
quickSort(data,0,data.length-1); Lad8C
} H} R/_5g
private void quickSort(int[] data,int i,int j){ g/o@,_
int pivotIndex=(i+j)/2; &X^ -|7~N
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SortUtil.swap(data,pivotIndex,j); g9A8b(>F&@
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int k=partition(data,i-1,j,data[j]); R|jt mI?
SortUtil.swap(data,k,j); 7wivu*0
if((k-i)>1) quickSort(data,i,k-1); g H+s)6
if((j-k)>1) quickSort(data,k+1,j); 'S_OOzpC
;
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} 8QYP\7}o
/** rjFIK`_w
* @param data Ej\Me
* @param i ^ZxT0oaL
* @param j (;9-8Y&_