选择排序

 1 int[] ar = new int[]{38,17,16,16,7,31,39,32,2,11};
 2 for(int i=0 ;i<ar.length-1; i++){
 3     int min = i;
 4     int temp = 0;
 5     for(int j=i+1; j<ar.length; j++) {
 6         if(ar[min] > ar[j]){
 7     min = j;
 8         }
 9     }
10     if( min != i){
11         temp = ar[i];
12         ar[i] = ar[min];
13         ar[min] = temp;                
14     }
15     System.out.println(ar[i]);
16 }