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。 }XBF#BN
插入排序: 7/<~s]D[%
#(614-r/
package org.rut.util.algorithm.support; ?fy37m(M}
k(H]ILL
import org.rut.util.algorithm.SortUtil; md{nHX&
/** K@1gK<,a
* @author treeroot ?pEPwc
* @since 2006-2-2 e5bXgmyil
* @version 1.0 rogy`mh\r2
*/ 5"nq
h}5
public class InsertSort implements SortUtil.Sort{ vOlfyH>
W'vek uM
/* (non-Javadoc) $||WI}k3V
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ~>>_`;B
*/ y p{Dl
public void sort(int[] data) { }>@SyE'Q
int temp; q("XS
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); $5 G(_
} j%'2^C8
} ^oPFLez56
} G;cC!x<
O"~[njwkE
} n)5t!
%^lD
冒泡排序: Gf.ywqE$Y$
L3I$ K+c
package org.rut.util.algorithm.support; F*U(Wl=
k5-4^
import org.rut.util.algorithm.SortUtil; ~|=D.}#$
Q9OCf"n $
/** ir.RO7f
* @author treeroot cL#-vW<s3
* @since 2006-2-2 F;#$Q
* @version 1.0 Y }VJ4!%U
*/ kB@gy}
public class BubbleSort implements SortUtil.Sort{ Lm}.+.O~d
?=Ceo#Er
/* (non-Javadoc) AAa7)^R
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) vcQl0+&
*/ VCc=dME
public void sort(int[] data) { ^9,^BHlC0
int temp; /A0_#g:2*#
for(int i=0;i for(int j=data.length-1;j>i;j--){ iqB5h|
`
if(data[j] SortUtil.swap(data,j,j-1); hGD@v{/
} *bp09XG
} X9?)P5h=
} ]
hK}ASC
} %7mGMa/
DQ+6VPc^o
} *yT>
h'em?fN(
选择排序: W6>t!1oO+
'v<v6vs
package org.rut.util.algorithm.support; tUH?N/qn
T=YVG@fm?
import org.rut.util.algorithm.SortUtil; '9u?lA^9$
_(g0$vRP~
/** ~-vCY
* @author treeroot AmIW$(Ce
* @since 2006-2-2 A3tv'-e9
* @version 1.0 yC$m(Y12FN
*/ -B-G$ii
public class SelectionSort implements SortUtil.Sort {
k a!w\v
}y*D(`
/* R4 eu,,J
* (non-Javadoc) U:8]G
* e
bpt/q[
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) oQ-m
*/ I\_2=mL
public void sort(int[] data) { $i+@vbU6
int temp; b}NNkM
for (int i = 0; i < data.length; i++) { NUVKAAgMX
int lowIndex = i; DcBAncsK
for (int j = data.length - 1; j > i; j--) { O0jOI3/P%
if (data[j] < data[lowIndex]) { mhrF9&s
lowIndex = j; 0'6ai=W
} v@ QnS
} U)f('zD
SortUtil.swap(data,i,lowIndex); ] :LlOv$
} U%bm{oVn
} z<9C-
*;}xg{@
} 8>WA5:]v
5QK%BiDlr
Shell排序: &o x
+pG+ xI
package org.rut.util.algorithm.support;
t[+bZUS$~
2F*>&n&Db7
import org.rut.util.algorithm.SortUtil; zx<PX
^cw9Yjh6
/** v|~=rvXFC
* @author treeroot 3m75mny
* @since 2006-2-2 Nzgi)xX0HX
* @version 1.0 ?xv."I%
*/ `w#VYs|k
public class ShellSort implements SortUtil.Sort{ nxV!mh_
\{ | GK
/* (non-Javadoc)
0<v5_pB
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) PP$2s]{
*/ .n8O 3V
public void sort(int[] data) { +&)/dHbL`]
for(int i=data.length/2;i>2;i/=2){ @P~%4:!Hr
for(int j=0;j insertSort(data,j,i); ?&9=f\/P
} Pa0W|q#?X
} >ye.rRZd`
insertSort(data,0,1); TaSS) n
} OWrQKd
4G I3|{
/** F%a&|X
* @param data n.c0G`
* @param j eik_w(xPT
* @param i bvh#Q_
*/ }v}F8}4
private void insertSort(int[] data, int start, int inc) { hfI=9x/
int temp; ,gNZHKNq
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); v@Eb[7Kq/1
} Kkovp^G
} aHu0z:
} ^_3Ey
v`QDms,{
} x[};x;[ZE
Qq.$!$
快速排序: bP-(N14x+
b-8@_@f|g
package org.rut.util.algorithm.support; 0J/yd
V0{#q/q
import org.rut.util.algorithm.SortUtil; +`wr{kB$~
UfPB-EFl$D
/** k0=!%f_G!
* @author treeroot 0qNmao4E_
* @since 2006-2-2 +o4o!;E)
* @version 1.0 Wjq9f;
*/ !m:WoQ/
public class QuickSort implements SortUtil.Sort{ ;"IWm<]h;-
e0y.J
/* (non-Javadoc)
Hy:x.'i
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) cO{NiRIb
*/ FVl,
ttW
public void sort(int[] data) { %[KnpJ{\
quickSort(data,0,data.length-1); N KgEs
} sryA(V
private void quickSort(int[] data,int i,int j){ X=-= z5
int pivotIndex=(i+j)/2; USEmD5 q
file://swap jt}oq%Bf
SortUtil.swap(data,pivotIndex,j); @1'OuX^
VtzZ1/JE
int k=partition(data,i-1,j,data[j]); &TRKd)w d
SortUtil.swap(data,k,j); aWimg6q
if((k-i)>1) quickSort(data,i,k-1); |-vyhr0
if((j-k)>1) quickSort(data,k+1,j); 0vLx={i
1J1Jp|j.
} pSC{0Y$g
/** ~rO&Y{aG#
* @param data 9\?&u_ U"
* @param i EsWB |V>
* @param j $]#8D>E&