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。 W!91tzs:
插入排序: \^0 !|
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package org.rut.util.algorithm.support; *}w+68eO
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import org.rut.util.algorithm.SortUtil; q*bt4,D&Es
/** a ~opE!|m
* @author treeroot i'=2Y9S}
* @since 2006-2-2 !p',Za
* @version 1.0 p?JQ[K7i
*/ Bd&`Xfebj
public class InsertSort implements SortUtil.Sort{ 5$%XvM
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/* (non-Javadoc) dxCPV6 XI
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) |cgui
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public void sort(int[] data) { _~&9*D$
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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); mlB~V3M'G
} &I/qG`W
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冒泡排序: C?o6(p"b
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package org.rut.util.algorithm.support; #K|9^4jt
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import org.rut.util.algorithm.SortUtil; gCJIIzl%Bh
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/** j_GBH8`
* @author treeroot 5FOqv=6S
* @since 2006-2-2 t,<UohL|z
* @version 1.0 Wekqn!h
*/ [_.n$p-
public class BubbleSort implements SortUtil.Sort{ E ]f)Os$
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/* (non-Javadoc) Fe!9y2Mg
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) HID([Wk
*/ [Y/:@t"2y
public void sort(int[] data) { zK;XFN#U^
int temp; K0Tg|9
for(int i=0;i for(int j=data.length-1;j>i;j--){ Q2QY* A
if(data[j] SortUtil.swap(data,j,j-1); e|lD:_1i
} `hUHel;6
} r,NgG!zq<
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选择排序: lr3mE
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package org.rut.util.algorithm.support; ue{xnjw>U
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import org.rut.util.algorithm.SortUtil; w/m:{c Hk
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/** 8Vn4.R[vE
* @author treeroot +!yXTC
* @since 2006-2-2 6QZp@
* @version 1.0 go'j/4Tp
*/ {C3Y7<
public class SelectionSort implements SortUtil.Sort { f.xA_Y>
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/* Q8nId<\(
* (non-Javadoc) `I;F$ `\
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* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) 8e2?tmWM
*/ zT9JBMNE:
public void sort(int[] data) { 2A:,;~UH
int temp; [V}, tO|
for (int i = 0; i < data.length; i++) { 7E7dSq
int lowIndex = i; 9A$m$
for (int j = data.length - 1; j > i; j--) { egR-w[{
if (data[j] < data[lowIndex]) { /-M@[p&
lowIndex = j; WO*9+\[v
} zfI}Q}p
} zI;0&
SortUtil.swap(data,i,lowIndex); m$2<`C=
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Shell排序: qUJ
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package org.rut.util.algorithm.support; xL
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import org.rut.util.algorithm.SortUtil; []pN$]+c
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/** zu\`1W^
* @author treeroot _lxco=qd=%
* @since 2006-2-2 P 7D!6q
* @version 1.0 kU l
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public class ShellSort implements SortUtil.Sort{ !36]ud&
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/* (non-Javadoc) vGd1w%J-
* @see org.rut.util.algorithm.SortUtil.Sort#sort(int[]) a[!%Ld
*/ o>]`ac0b}Y
public void sort(int[] data) { 0y#Ih {L
for(int i=data.length/2;i>2;i/=2){ ?&+9WJ<M
for(int j=0;j insertSort(data,j,i); mEAXM1J|
} qSU|=
} :l u5Uu~
insertSort(data,0,1); 2f:^S/.A
} (R}ii}&
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/** wIvo"|%
* @param data 2\<.0
* @param j `)$_YZq|SR
* @param i tln37vq
*/ 7Ke&0eAw
private void insertSort(int[] data, int start, int inc) { P5<vf
int temp; kL*0M<0 (
for(int i=start+inc;i for(int j=i;(j>=inc)%26amp;%26amp;(data[j] SortUtil.swap(data,j,j-inc); v
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快速排序: &