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。 #}#m\=0
插入排序: kx&JY9(
ins(RWO
package org.rut.util.algorithm.support; _%Z.Re
q=t!COS
import org.rut.util.algorithm.SortUtil; Gj?Zbl <
/** llZU: bs
* @author treeroot {($bzT7c
* @since 2006-2-2 `ArUoYbB
* @version 1.0 %*
0GEfl/
*/ qe.QF."y
public class InsertSort implements SortUtil.Sort{ F>\,`wP
fAJyD`]Z
/* (non-Javadoc) a{ST4d'T
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) (}b~}X9
*/ _&l8^MD
public void sort(int[] data) { 2 `AdNt,
int temp; +,spC`M6h
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); =%|`gZ
} 2_pF#M9
} a*(Zb|g
} S#GxKMO%
:lai0>
D
} 2E40&
/!ElAL
冒泡排序: >7BP}5`.;
~) ;4O8~.
package org.rut.util.algorithm.support; e]1=&:eX#d
"]"0d[d
import org.rut.util.algorithm.SortUtil; kZF]BPh.
\oPe"k=
/** 5.^pD9 [mT
* @author treeroot w"0$cL3
* @since 2006-2-2 k^oSG1F
* @version 1.0 8sj2@d
*/ .6gx|V+
public class BubbleSort implements SortUtil.Sort{ ,t 2CQ
-o+t&m
/* (non-Javadoc) P'VHga
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) )>ML7y
*/ 1 fcV&qHR
public void sort(int[] data) { l-w4E"n3
int temp; bbjba36RO
for(int i=0;i for(int j=data.length-1;j>i;j--){ JM;bNW8
if(data[j] SortUtil.swap(data,j,j-1); Vu(NP\Wm
} 6 :4GI
} O
?T~>|
} }!^h2)'7
} #<Y.+:
Q%O9DCi
} SLuQv?R}9
KJFQ)#SW!
选择排序: K21Xx`XK
W,~*pyLdO
package org.rut.util.algorithm.support; eSoX|2g
dFg&|Lp
import org.rut.util.algorithm.SortUtil; %# uw8V
Wqv7
/** q<\r}1Dm
* @author treeroot 9]3l'
* @since 2006-2-2 r5&c!b \
* @version 1.0 ScJ:F-@>
*/ -v9 (43
public class SelectionSort implements SortUtil.Sort { IG0_
Y#lAG@$
/* X)SUFhP\
* (non-Javadoc) eQQVfEvS
* 8GxT!
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 0iSNom}m
*/ ub 2'|CYw
public void sort(int[] data) { [%>*P~6nK
int temp; q"Bd-?9
for (int i = 0; i < data.length; i++) { @dQr^'h
int lowIndex = i; 3wN4kltt
for (int j = data.length - 1; j > i; j--) { CH+%q+I
if (data[j] < data[lowIndex]) { TJP;!uX
lowIndex = j; 7h9oY<W
} T2-x 1Sw_
} 6iQqOAG
SortUtil.swap(data,i,lowIndex); fXevr `
} h`fZ8|yw
} RCqL~7C+ k
3Dc^lfn
} a?Om;-i2`S
j 1'H|4
Shell排序: [
2@Lc3<
H?opG<R=ek
package org.rut.util.algorithm.support; '
Sd&I:?
ZHen:
import org.rut.util.algorithm.SortUtil; zX=%BL?
:8n?G
/** )FB<gCh7X
* @author treeroot y~_x
* @since 2006-2-2 Iy5W/QK6
* @version 1.0 Q
m9b:U~
*/ xG~-.
public class ShellSort implements SortUtil.Sort{ DvEII'-h
Wm8BhO
/* (non-Javadoc) j5Yli6r?3-
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) q&ed4{H<
*/ EHe-wC
public void sort(int[] data) { f].z.
for(int i=data.length/2;i>2;i/=2){ PmId #2f
for(int j=0;j insertSort(data,j,i); a[^dK-
} D622:Y886
} Zo-Au
insertSort(data,0,1); z"5e3w
} \i~5H]?d
tSDp>0yZ3
/** E3Z>R=s
* @param data "6$+B/5
* @param j g 'L$m|
* @param i ^(xVjsHp#
*/ yyR@kOGga
private void insertSort(int[] data, int start, int inc) { Zf u" 8fX
int temp; K6<1&
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); w*SF Q_6YE
} #l2WRw_t
} bv[*jr;45
} ,v| vgt
a(o[ bH.|;
} iEFS>kL8e
n O}x,sG2'
快速排序: jM@@N.
AMgvk`<f
package org.rut.util.algorithm.support; 43J8PMY
}=3W(1cu-
import org.rut.util.algorithm.SortUtil; p|Fhh\,*`X
]*S_fme
/** uuhvd h=
* @author treeroot 1 _W5@)
* @since 2006-2-2 Qe/=(P<
* @version 1.0 Hi{!<e2
*/ L3Q1az!Ct
public class QuickSort implements SortUtil.Sort{ a-TsD}'X
= &aD!nTx
/* (non-Javadoc) [TV"mA
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) }\ui}\
*/ ^_Z Qf
public void sort(int[] data) { :kI
x?cc
quickSort(data,0,data.length-1); .uagD[${
} }Lwj~{
private void quickSort(int[] data,int i,int j){ **YNR:#Y
int pivotIndex=(i+j)/2; RZE:WE;5
file://swap Ah2XwFg?
SortUtil.swap(data,pivotIndex,j);
aEZn6k1
p|%Y\!
int k=partition(data,i-1,j,data[j]); 7e#|=e
*I!
SortUtil.swap(data,k,j); {_MU0=7c\
if((k-i)>1) quickSort(data,i,k-1); :S7yM8b`
if((j-k)>1) quickSort(data,k+1,j); skP_us~
/C8(cVNZ
} W%Zyt:H`
/** Zk;;~ESOU
* @param data <