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。 $ 7uxReFZR
插入排序: 60%EmX
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package org.rut.util.algorithm.support; 8Nxyc>8K~
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import org.rut.util.algorithm.SortUtil; <^B!.zQ
/** LZrkFkiC
* @author treeroot DP4l
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* @since 2006-2-2 0/?=FM>
* @version 1.0 k{pn~)xg
*/ nokMS
public class InsertSort implements SortUtil.Sort{ %{^kmlO
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/* (non-Javadoc) BG2Z'WOH
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) @!s(Zkpev
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public void sort(int[] data) { Wx-rW
int temp; ,ikn%l#cm
for(int i=1;i for(int j=i;(j>0)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-1); /BfCh(B
}
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冒泡排序: -Hu]2J)
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package org.rut.util.algorithm.support; J|[`8 *8
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import org.rut.util.algorithm.SortUtil; X.<2]V7!
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/** @)m+b;
* @author treeroot Q-Rt
* @since 2006-2-2 )z2hyGX
* @version 1.0 p4I6oS`/.
*/ ~CL^%\K
public class BubbleSort implements SortUtil.Sort{ 1dX)l
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/* (non-Javadoc) z}*74lhF
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) ;/<J.
*/ v0S7 ]?_
public void sort(int[] data) { ShRkL<
int temp; ];G$~[
for(int i=0;i for(int j=data.length-1;j>i;j--){ pM7xnL4
if(data[j] SortUtil.swap(data,j,j-1); jRzQ`*KC#
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} D1<$]r,
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选择排序: EL-1o02-
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package org.rut.util.algorithm.support; 7U {g'<
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import org.rut.util.algorithm.SortUtil; ;yK:.Vg
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/** Gn%gSH/
* @author treeroot [sH[bmLR
* @since 2006-2-2 za@`,Yq
* @version 1.0 {BKr/) H
*/ H&zhYKw
public class SelectionSort implements SortUtil.Sort { SvR? nN|
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) Dx<CO1%z-
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public void sort(int[] data) { }];_ug*
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int temp; ^ 04|tda
for (int i = 0; i < data.length; i++) { O;*.dR
int lowIndex = i; |k^ *
for (int j = data.length - 1; j > i; j--) { (j;6}@
if (data[j] < data[lowIndex]) { " |l-NUe
lowIndex = j; \aG:l.IM0
} kGSB6
} @}cZxFQ!C
SortUtil.swap(data,i,lowIndex); `Dco!ih
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Shell排序: ndIU0kq3
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package org.rut.util.algorithm.support; ^J=l] l
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import org.rut.util.algorithm.SortUtil; ard<T}|N
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/** *r k!`n&
* @author treeroot Sy<s/x^`
* @since 2006-2-2 ,@Izx
* @version 1.0 L4'FL?~I
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public class ShellSort implements SortUtil.Sort{ C,xM)V^a
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/* (non-Javadoc) g.d%z
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public void sort(int[] data) { kt; |
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for(int i=data.length/2;i>2;i/=2){ H `V3oS~}
for(int j=0;j insertSort(data,j,i); ^3L6mOoA
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} @*gm\sU4
insertSort(data,0,1); ?>W4*8(
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/** -B-nTS`
* @param data B|Rnh;B-
* @param j )c#m<_^
* @param i 'MHbXFM
*/ ''f07R
private void insertSort(int[] data, int start, int inc) { dik+BBu5z
int temp; N@>,gm@UU
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); 8@|rB3J
} }'KVi=qnHb
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快速排序: >k?/'R
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package org.rut.util.algorithm.support; ?N,'1I
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import org.rut.util.algorithm.SortUtil; jy] hP?QG
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/** wr=h=vXU[
* @author treeroot zOpl#%"
* @since 2006-2-2 bg'B^E3
* @version 1.0 Fs_umy#
*/ wR?M2*ri
public class QuickSort implements SortUtil.Sort{ oOhm`7iy
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/* (non-Javadoc) {P_~_5o_
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) $C UmRi{T
*/ ,Z;z}{.hq
public void sort(int[] data) { Ok+zUA[Wu
quickSort(data,0,data.length-1); '|b {
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private void quickSort(int[] data,int i,int j){ T{={uzQeJJ
int pivotIndex=(i+j)/2; \vB-0w
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SortUtil.swap(data,pivotIndex,j); g<