main.java

方法的重载,一个类中定义三个SORT()方法,其中一个是对二个数进行排序,一个是对三个数进行排序,一个是对一个数组进行排序

/*
 * Main.java
 *
 * Created on 2007年10月16日, 上午8:37
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package exp1;

/**
 *
 * @author SUN GUANGTING
 */
public class Main {
    
    /** Creates a new instance of Main */
   public static void sort(int a,int b) {
       if(a<=b)
           System.out.println(a +"    " +b);
       else
           System.out.println(b +"    " +a);
    }
    public static void sort(int a,int b,int c){
        int Arry[]={a,b,c};
        int i,j,s;
        for(i=0;i<Arry.length-1;i++){
          for(j=i+1;j<=Arry.length-1;j++)
            if(Arry[i]>Arry[j]){
            s=Arry[i];
            Arry[i]=Arry[j];
            Arry[j]=s;
            }
         }
       System.out.println(Arry[0]+"   "+Arry[1]+"   "+Arry[2]);
    }
    public static void sort(int Arry[]){
        int i,j,s;
        for(i=0;i<Arry.length-1;i++){
          for(j=i+1;j<=Arry.length-1;j++)
            if(Arry[i]>Arry[j]){
            s=Arry[i];
            Arry[i]=Arry[j];
            Arry[j]=s;
            }
        }
        for(i=0;i<=Arry.length-1;i++){
        System.out.print(Arry[i]+"  ");}
    }
    public static void main(String[] args) {
        sort(5,3);
        sort(3,2,1);
        int aa[]={20,14,9,7};
        sort(aa);
        
    }
    
}