public class Bubble {

// 冒泡排序函数1
public static void bubbleSort1(Comparable []data){
  
  int position,scan;
  Comparable temp;
  for(position = data.length-1;position>=0;position--){
      for(scan=0;scan<=position-1;scan++){
    if(data[scan].compareTo(data[scan+1])<0){
        temp = data[scan];
        data[scan] = data[scan+1];
        data[scan+1]=temp;
    }
      }
  }
    }
// 冒泡排序函数2
  public static int[] bubbleSort2(int[] m){
    
    int intLenth = m.length;
    /*执行intLenth次*/
    for (int i=0;i<intLenth;i++){
        /*每执行一次，将最小的数排在后面*/
        for (int j=0; j<intLenth-i-1;j++)
        {
            int a = m[j];
            int b = m[j + 1];
            if (a < b)
            {
                m[j] = b;
                m[j + 1] = a;
            }
        }
    }
    return m;
  }
  
   public static void main(String []args){
  
    // 冒泡排序1
    Comparable []c={4,9,23,1,45,27,5,2};
    bubbleSort1(c);
    for(int i=0;i<c.length;i++)
        System.out.println("冒泡排序1："+c[i]);
    
     System.out.println("*******************");
      
    //  冒泡排序2
    int []b = {4,9,23,1,45,27,5,2};
    int []e = bubbleSort2(b);
    for(int j=0;j<e.length;j++)
        System.out.println("冒泡排序2："+e[j]);    
    }
}