JAVA编程----------15、// 输入三个整数x,y,z,请把这三个数由小到大输出

 1 package FushiExam;
 2 import java.util.*;
 3 public class Text_15_1 {
 4 
 5     public static void main(String[] args) {
 6         // 输入三个整数x,y,z,请把这三个数由小到大输出
 7         //String str=scan.nextLine();
 8         Scanner scan=new Scanner(System.in);
 9         int a=scan.nextInt();
10         int b=scan.nextInt();
11         int c=scan.nextInt();
12         int[] arr= {a,b,c};
13         if(arr[0]>arr[1]) {
14             swap(arr,0,1);
15         }
16         if(arr[0]>arr[2]) {
17             swap(arr,0,2);
18             }
19         if(arr[1]>arr[2]) {
20             swap(arr,1,2);
21             }
22         System.out.println(arr[0]+"<"+arr[1]+"<"+arr[2]);
23     }
24     public static void swap(int[] arr,int i,int j) {
25         int t;
26         t=arr[i];
27         arr[i]=arr[j];
28         arr[j]=t;
29     }
30 
31 }

代码二：‘

 1 package FushiExam;
 2 import java.util.*;
 3 public class Text_15 {
 4 
 5     public static void main(String[] args) {
 6         // 输入三个整数x,y,z,请把这三个数由小到大输出
 7         Scanner scan=new Scanner(System.in);
 8         int a=scan.nextInt();
 9         int b=scan.nextInt();
10         int c=scan.nextInt();
11         int t;
12         if(a>b) {
13             t=a;
14             a=b;
15             b=t;
16         }
17         if(a>c) {
18             t=a;
19             a=c;
20             c=t;}
21         if(b>c) {
22             t=b;
23             b=c;
24             c=t;
25             }
26         System.out.println(a+"<"+b+"<"+c);
27     }
28 
29 }