JAvaデータ構造四_3、ソートの挿入



//3、    

/*
     *              O(N*N),            ,
     *       ,          ,          。
     */
    public void insertSort(int[] array){
        int temp;
        for (int i = 1; i < array.length; i++) {
            temp = array[i];
            int j = i-1;
            for (; j>=0; j--) {
            if(array[j]>temp){
                array[j+1]=array[j];
            }else {
                break;
            }   
            }
            array[j+1]=temp;
        }
       
        //while   
         int in, out;

          for(out=1; out<array.length; out++)     // out is dividing line
             {
             int temp2 = array[out];            // remove marked item
             in = out;                      // start shifts at out
             while(in>0 && array[in-1] >= temp2) // until one is smaller,
                {
                 array[in] = array[in-1];            // shift item to right
                --in;                       // go left one position
                }
             array[in] = temp2;                  // insert marked item
             }  // end for
    }