1 package cn.lyh;
2
3 public class L {
4
5 public static void main(String[] args) {
6 int []arr = new int[30];
7 arr[0]=1;
8 arr[1]=1;
9 for(int i=2;i<arr.length;i++)
10 arr[i]=arr[i-1]+arr[i-2];
11 for(int i:arr)
12 System.out.print(i+" 、");
13
14 }
15
16
17
18
19 package cn.lyh;
20
21 public class L {
22
23 public static void main(String[] args) {
24
25 liker ker[]=new liker[3];
26 ker[0]=new liker("Mr、L",11);
27 ker[1]=new liker("Mr、Y",17);
28 ker[2]=new liker("Mr、H",19);
29 for(int i=0;i<ker.length;i++)
30 ker[i].getInfo();
31 }
32
33 }
34 class liker {
35 private String name;
36 private int age;
37 public liker(String name,int age){
38 this.name=name;
39 this.age=age;
40 }
41 public void getInfo() {
42 System.out.println("姓名：" + this.name + " 年龄：" + this.age);
43 }
44 }
45
46 }
47
48
49
50 package cn.lyh;
51
52 public class L {
53
54 public static void main(String[] args) {
55 int array[]= {0,8,4,6,2,5,3,7,9,1};
56 for(int i=0;i<array.length;i++)
57 for(int j=0;j<array.length-i-1;j++) {
58 if(array[j]>array[j+1]) {
59 int temp =array[j];
60 array[j]=array[j+1];
61 array[j+1]=temp;
62 }
63 }
64 for( int i:array)
65 System.out.print(i+" ");
66 }
67
68 }
69
70
71
72
73 package cn.lyh;
74
75 public class L {
76
77 public static void main(String[] args) {
78 int array[]= {0,8,4,6,2,5,3,7,9,1}; //选择排序法
79 for(int i=0;i<array.length;i++)
80 for(int j=i+1;j<array.length;j++) {
81 if(array[j]>array[i]) {
82 int temp =array[j];
83 array[j]=array[i];
84 array[i]=temp;
85 }
86 }
87 for( int i:array)
88 System.out.print(i+" ");
89 }
90
91 }
