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。 >/]`
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插入排序: BR*'SF\T
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package org.rut.util.algorithm.support; EJCf[#Sf
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import org.rut.util.algorithm.SortUtil; 3R}O3#lj,
/** 7R4t%^F
* @author treeroot Jbv[Ql#
* @since 2006-2-2 R&-Vm3mc3
* @version 1.0 3}7`?$5
*/ Daw;6f:
public class InsertSort implements SortUtil.Sort{ @QN(ouq Q
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/* (non-Javadoc) Nv~H797B
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) $_ BoG
*/ ~6Xr^An/Z
public void sort(int[] data) { d3[O!4<T
int temp; >=6 j:
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); h7P<3m}
} |3bCq(ZR\P
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冒泡排序: /q^\g4J
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package org.rut.util.algorithm.support; JK/gq}c
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import org.rut.util.algorithm.SortUtil; t@;r~Sb
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/** d:L|BkQ7*
* @author treeroot 6CV9ewr
* @since 2006-2-2 R1/h<I:
* @version 1.0 $(r/N"6)O2
*/ n^t!+
public class BubbleSort implements SortUtil.Sort{ D}MCVNd^
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/* (non-Javadoc) S;8gX1Uf
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) W]CsKN,K
*/ 3J_BuMV
public void sort(int[] data) { (-[73v-w
int temp; 4Zn" K}q
for(int i=0;i for(int j=data.length-1;j>i;j--){ tkX?iqKQ
if(data[j] SortUtil.swap(data,j,j-1); obz|*1M?
} JW}O`H9
} c+:XaDS-
} T&q0TBT
} !qe:M]C'l
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} V{{Xz:
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选择排序: g}OZ!mKd
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package org.rut.util.algorithm.support; s L=}d[
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import org.rut.util.algorithm.SortUtil; 1PUeU+
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/** 1=Z, #r
* @author treeroot rizWaw5E!8
* @since 2006-2-2 0,]m.)ws
* @version 1.0 _+6aD|7x
*/ J3z:U&%=
public class SelectionSort implements SortUtil.Sort { V sQ~Y,7
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/* i}gsxq%
* (non-Javadoc) KK';ho,W
* O63:t$Yx#
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) UbEK2&q/8
*/ }pJLK\
public void sort(int[] data) { asZ(Hz%
int temp; EXEB A&*
for (int i = 0; i < data.length; i++) { 4de:h E
int lowIndex = i; GWa:C\YK
for (int j = data.length - 1; j > i; j--) { ?0x=ascP
if (data[j] < data[lowIndex]) { 60#eTo?}o
lowIndex = j; T&nIH[}v
} sW&5Mu-
} xl ]1TB@
SortUtil.swap(data,i,lowIndex); x~u"KU2B
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} E<[Y KY
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Shell排序: P47x-;
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package org.rut.util.algorithm.support; _$P1N^}Zs
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import org.rut.util.algorithm.SortUtil; NHQi_U
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/** &7r73~TXm
* @author treeroot Bp-e< :
* @since 2006-2-2 dT7!+)s5-
* @version 1.0
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*/ -oT3`d3
public class ShellSort implements SortUtil.Sort{ ~0Z.,p_
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/* (non-Javadoc) lw43|_'G-t
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) %j/}e>$"Nk
*/ dwqR,|
public void sort(int[] data) { \IP
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for(int i=data.length/2;i>2;i/=2){ PY
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for(int j=0;j insertSort(data,j,i); P?hB`5X
} +-:o+S`q~
} ?k^~qlye
insertSort(data,0,1); b8LA|#]i
} b ;>?m
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/** Nj{;
* @param data 0{(5J,/BF
* @param j oTg
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* @param i dC>(UDC
*/ ,Bs/.htQj
private void insertSort(int[] data, int start, int inc) { tz9"#=}0
int temp; tu' s]3RE
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); 4hx4/5[^
} 6w4HJZF~
} # TZ`
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快速排序: t 7D~JAx6
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package org.rut.util.algorithm.support; @77+K:9I7
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import org.rut.util.algorithm.SortUtil; X<Ag['r
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/** jJD*s/o
* @author treeroot 9t!Agxm
* @since 2006-2-2 7/K L<T9@
* @version 1.0 X0knM}5
*/ lS]6SkZ6
public class QuickSort implements SortUtil.Sort{ /vI"v4
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/* (non-Javadoc) On0,#i=
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) I)MRAo
*/ {f\{{JJ]
public void sort(int[] data) { %c@PTpAM
quickSort(data,0,data.length-1); 3e9UD N2
} m=25HH7enb
private void quickSort(int[] data,int i,int j){ #nq_R
int pivotIndex=(i+j)/2; %-[*G;c'w
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SortUtil.swap(data,pivotIndex,j); (9{qT>eJg=
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