利用java实现数据结构中常用的插入排序和快速排序算法
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/ 个人分类:数据结构&&算法
package Sort;
q,d?f2uP0class Data {
#Q0pFB"USn"s0W0 Comparable key;
U&f1b&D)[gQ0 Object value;
4m$A*s/S#xoR0 public Data() {51Testing软件测试网-il,~ch
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}
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0QjR#n? H#R y3Y;D0 public Data(Data data){51Testing软件测试网-CE|;\x+s2c#N
this.key=data.key;51Testing软件测试网 Lc$uC/B;{F
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this.value=data.value;51Testing软件测试网Wq/U!E(z&}%^CM/l
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}
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public Data(Comparable key,Object value){
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d$ov'LS:@0 this.key=key;51Testing软件测试网D1idX,U5b
this.value=value;
#w]3Ulz0 }
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I+G:E0 public String toString(){
8l Z)M`%\Eq0 return "key="+key+";"+"value="+value+";"+"\n";
,L,l0bnH0}U:z0 }
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lZ(Zv!B5i9h0Insertion.java
package Sort;51Testing软件测试网h6X r&]Et
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public class InsertionSort {51Testing软件测试网G!ShVA8SA _.g
public InsertionSort() {51Testing软件测试网)X*O5q}Aa
}
9v YL:I"B'O,{!q:[0 //直接插入排序,从下标1开始
Y`b4uJ/l(pJd0 public static void straightInsertionSort(Data[] data) {51Testing软件测试网YO]i.X2t0S
int i, j;
S/VEO\2x
e`0 for (i = 2; i <data.length; i++) {
]Tt5tB4p
YW0 if (data[i].key.compareTo(data[i - 1].key) < 0) {51Testing软件测试网"|"\6^)X'@
data[0] = data[i];//复制为监视哨51Testing软件测试网&~jpPA/Y
R&B{
for (j = i - 1; data[0].key.compareTo(data[j].key) < 0; --j) {51Testing软件测试网%qxu QR
data[j + 1] = data[j];//记录右移
*g+Ji/wt#Qx0 }