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。 8gm[Q[
插入排序: A8Y~^wn
T`[ZNq+${
package org.rut.util.algorithm.support; )`7h,w
J[1
5R
G5uH/-<
import org.rut.util.algorithm.SortUtil; ^TK)_wx
/** ]>T/Gl1
* @author treeroot (2)9TpE;
* @since 2006-2-2 ee` =B
* @version 1.0 Vo8"/]_h
*/ ..mz!:Zs0
public class InsertSort implements SortUtil.Sort{ .;6bMP[YA
.1lc'gu5y
/* (non-Javadoc) l6Bd<tSH
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) Bn:sN_N
*/ $>m<+nai'
public void sort(int[] data) { ?,>y`Qf*|
int temp; ?C\9lLX
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); VH65=9z
} KphEw[4/
} }epN<DL
} _%!hkc(
/omVMu
} Sp:de,9@
.?:~s8kB
冒泡排序: }1 ^.A84a
M/;g|J
jM
package org.rut.util.algorithm.support; ^Tmmx_Xw
?!Gt.
fb
import org.rut.util.algorithm.SortUtil; OPjh"Hv
t/(j8w
/** )}5rs
* @author treeroot b7mP~]V
* @since 2006-2-2 &T}e93]
* @version 1.0 -&tiM
v
*/ =p$ Wo
public class BubbleSort implements SortUtil.Sort{ +R$KEGu~0Y
Ne_>%P|I_
/* (non-Javadoc) Jq)k?WS
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) x|5/#H
*/ 5Px_vtqP
public void sort(int[] data) { Xw5"JE!.
int temp; i[J',
for(int i=0;i for(int j=data.length-1;j>i;j--){ yRDLg
c
if(data[j] SortUtil.swap(data,j,j-1); VvKH]>*
} 1tc9STYR}
} |JQ05nb
} %Kp}Wo6
} \ S R
>O=V1
} 2[eY q1f!
THVF@@q
选择排序: V"73^
^;bkU|(`6
package org.rut.util.algorithm.support; ~qH@Kz\%
^\%%9jY
import org.rut.util.algorithm.SortUtil; D%v yO_k
Wd#6Y}:
/** o 8U2vMH
* @author treeroot 'Ud5;?{
* @since 2006-2-2 U>XGJQ<NS
* @version 1.0 $4pW#4/4
*/ 8Qh/=Ir
public class SelectionSort implements SortUtil.Sort { +/tD$
GS%Dn^l
/* mHy]$Z
* (non-Javadoc) 2BY:qz%:
* !$HWUxM;p
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) jL<.?HE
*/ X(9Ff=0.~
public void sort(int[] data) { D![Twlll
int temp; {ar}.U
for (int i = 0; i < data.length; i++) { ptcU_*Gd
int lowIndex = i; wwz<c5
for (int j = data.length - 1; j > i; j--) { `OWB@_u5
if (data[j] < data[lowIndex]) { N8TO"`wdbs
lowIndex = j; I(4k{=\ph]
} @@ QU"8q
} }{"\"Bn_
SortUtil.swap(data,i,lowIndex); `shB[Lt
} ;z#9>99rH
} {JJ`|*H$_
$oEDyC
} ^9i^Ci9
Oc>-jhx?
Shell排序: (ym)q#^
g@L4G?hLn
package org.rut.util.algorithm.support; (Lp-3Xx
K^ lVng
import org.rut.util.algorithm.SortUtil; Ge x^\gf
frt?*|:
/** ZpyRvDz
* @author treeroot U
Lq%,ca
* @since 2006-2-2 jWz-7BO
* @version 1.0 \?ZdUY
*/ U&NOf;h$
public class ShellSort implements SortUtil.Sort{ nJnan,`W
foeVjL:T
/* (non-Javadoc) tj0vB]c
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 6yU~^))bx
*/ [Zf<r1m
public void sort(int[] data) { Jc+U$h4
for(int i=data.length/2;i>2;i/=2){ 3^\y>
for(int j=0;j insertSort(data,j,i); <|4j<U
} {BF\G%v;+
} S.z ;Bm
insertSort(data,0,1); &zR}jD>
}
,Xw/
t>
>,v~,<3
i
/** 1NTe@r!y
* @param data <KpQu%2(
* @param j y.Py>GJJ1S
* @param i C{D2mSS
*/ ?/\;K1c p
private void insertSort(int[] data, int start, int inc) { C"}x=cK
int temp; ! 9e>J
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); d dPJx<
} z} %to0W
} ^$(|(N[;
} BC+HP9<]
qhtc?A/0}
} I4hr5M3
jy?^an}#h
快速排序: ?OSd8E+itM
]1K
&U5p
package org.rut.util.algorithm.support; }fA3{Ro
_C4^J
import org.rut.util.algorithm.SortUtil; IO+z:D{
U;31}'b
/** M$)+Uo2
* @author treeroot ~^eAS;
* @since 2006-2-2 Wwz>tE
* @version 1.0 PIA&s6U
*/ 3B0%:Jj
public class QuickSort implements SortUtil.Sort{ ;#
{x_>M
g^idS:GtX5
/* (non-Javadoc) LCG<
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) _YY)-H
*/ {*2A%}S
public void sort(int[] data) { U{x'@/Ld
quickSort(data,0,data.length-1); 'D4NPG`z
} ^~0r+w61
private void quickSort(int[] data,int i,int j){ .cb mCFXL
int pivotIndex=(i+j)/2; G`n-WP
file://swap zt8ZJlNK
SortUtil.swap(data,pivotIndex,j); /\9Kr;@vk
Z_;' r|c
int k=partition(data,i-1,j,data[j]); %guot~S|
SortUtil.swap(data,k,j); YP7<j*s8
if((k-i)>1) quickSort(data,i,k-1); I9MI}0}7
if((j-k)>1) quickSort(data,k+1,j); %nIjRmqM~
t!k 0n&P
} 9we=aX5
/** aH6pys!O
* @param data Mf
*qr9*
* @param i c]9OP9F
* @param j V*?,r<