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。 z)XIA)i6
插入排序: Q[UYNQ0w
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package org.rut.util.algorithm.support; DYaOlT(rE
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import org.rut.util.algorithm.SortUtil; ~U`|+
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/** 'v'=t<wgl
* @author treeroot ,NoWAmv
* @since 2006-2-2 iE=:}"pI"
* @version 1.0 #wP$LKk
*/ Q'K[?W|C
public class InsertSort implements SortUtil.Sort{ (ixlFGvEq
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/* (non-Javadoc) +IPMI#n
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) >`u/#mrd
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public void sort(int[] data) { (G`O[JF
int temp; wQw
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for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); 6V6,m4e
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冒泡排序: |^$?9Dn9.L
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package org.rut.util.algorithm.support; Sx}61 ?
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import org.rut.util.algorithm.SortUtil; 71!'k>]h
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/** S7WT`2
* @author treeroot ,G!mO,DX
* @since 2006-2-2 u<K{=94!e
* @version 1.0 mZ}C)&,m2
*/ #CTHCwYo
public class BubbleSort implements SortUtil.Sort{ {'1e?
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/* (non-Javadoc) #5}v?
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) /E<:=DD<
*/ i!dQ
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public void sort(int[] data) { ".Sa[A;~
int temp; 1]]#HTwX
for(int i=0;i for(int j=data.length-1;j>i;j--){ i :Sih"=
if(data[j] SortUtil.swap(data,j,j-1); Nvj0MD{ X
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} Spt;m0W90
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选择排序: <^Sp4J
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package org.rut.util.algorithm.support; KB6`OT^b{r
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import org.rut.util.algorithm.SortUtil; ,ou&WI yC
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/** !<W^Fh
* @author treeroot diDB>W
* @since 2006-2-2 Cso-WG,
* @version 1.0 Yi+$g
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public class SelectionSort implements SortUtil.Sort { 8bI;xjK^Q
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/* w~l%xiC
* (non-Javadoc) ?Q G?F9?
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ~5sH`w~vQ
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public void sort(int[] data) { [ %:%C]4
int temp; XL!^tMk
for (int i = 0; i < data.length; i++) { rw]7Lr_>
int lowIndex = i; ;/=6~%
for (int j = data.length - 1; j > i; j--) { `=JGlN7
if (data[j] < data[lowIndex]) { 6UnWtLE
lowIndex = j; O(CmdSk,
} a?P$8NLr
} Ze- MB0w
SortUtil.swap(data,i,lowIndex); B96"|v$
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Shell排序: 0$\
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package org.rut.util.algorithm.support; Qa-~x8 ]
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import org.rut.util.algorithm.SortUtil; _ !H8j/b
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/** ! j-JMa?
* @author treeroot Egr'IbB
* @since 2006-2-2 )W.Y{\D0
* @version 1.0 32Jl|@8,g
*/ S1G3xY$0
public class ShellSort implements SortUtil.Sort{ 1./iF>*A
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/* (non-Javadoc) oES4X{,
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ST7Xgma-
*/ Fb&WwGY,P
public void sort(int[] data) { m?_@.O@]
for(int i=data.length/2;i>2;i/=2){ A
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for(int j=0;j insertSort(data,j,i); 1G62Qu$O
} 4oywP^I
} #xTu {
insertSort(data,0,1); q;#:nf"
} %;qDhAu0
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/** T$r?LIa ,Q
* @param data qbu5aK}+
* @param j `R{ ZED
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* @param i 7$jO3J
*/ RuuXDuu:VL
private void insertSort(int[] data, int start, int inc) { Z g~6
int temp; #;~dA
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); &RbT&
} 'Bb@K[=s
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快速排序: \r7gubD
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package org.rut.util.algorithm.support; -e(,>9Q
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import org.rut.util.algorithm.SortUtil; o; Ns-=
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/** @#W$7Gwf0
* @author treeroot 8bP4
* @since 2006-2-2 >
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* @version 1.0 9a;8^?Ld%S
*/ &nX,)"
public class QuickSort implements SortUtil.Sort{ =as\Tp#d
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/* (non-Javadoc) Xsit4Ma
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 4[^lE?+
*/ >W7IWhm3
public void sort(int[] data) { Wk*t-
quickSort(data,0,data.length-1); _E<