冒泡比较法

//升序排序
        int sz []= {3,45,33,68,73,98,16,28};
        
        for (int a : sz )
        {
           System.out.print (a + " ");   
        }
        
        System.out.println();
        
        for(int c = 1; c < sz.length; c++)
        {
          for (int a = 0; a < sz.length - c; a++)
          {
            if (sz[a] > sz[a+1])
            {
                int b = sz[a+1];
                sz[a+1] = sz[a];
                sz[a] = b;
            }
            
           }

        }
        
        for (int a : sz )
        {
           System.out.print (a + " ");   
        }
        
        System.out.println();
    
    
    
    //降序排列
        int [] sz2 = {33,17,48,25,99,2,74,39};
    
        for( int a1 : sz2)
        {
            System.out.print(a1 + " "); 
        }    
         System.out.println();
    
        for(int c1 = 1; c1 < sz2.length; c1++)
        {
            for(int a1 = 0; a1 < sz2.length - c1; a1++)
           {
               if (sz2[a1] < sz2[a1 + 1])
                {
                   int b1 = sz2[a1];
                   sz2[a1] = sz2[a1 + 1];
                   sz2[a1+1] = b1;        
                }
           }
        }
        for( int a1 : sz2)
        {
            System.out.print(a1 + " "); 
        }    
         System.out.println();