按各字符的ASCII码从小到大排序（ASCII码排序）

[java]代码库

import java.util.Scanner;

 //ASCII码排序
 public class Main{
     public static void main(String[] args) {
         Scanner scan = new Scanner(System.in);
         String str;
         char[] ch = new char[3];
         char temp;
         while(scan.hasNext()){
             str = scan.next();
             for(int i=0;i<3;i++)
                 ch[i] = str.charAt(i);
             for(int j=0;j<3;j++){
                 for(int i=0;i<2;i++)
                     if(ch[i]>ch[i+1]){
                         temp = ch[i];
                         ch[i] = ch[i+1];
                         ch[i+1] = temp;
                     }
             }
             for(int i=0;i<2;i++)
                 System.out.print(ch[i]+" ");
             System.out.println(ch[2]);
                 
         }
     }
 }