public static boolean contain(List<String[]> list,String[] ss)
  {
        for(int i=0;i<list.size();i++)
   {
            String[] tmp=list.get(i);
            if(tmp.length==ss.length)
    {
                int j=0;
                for(j=0;j<ss.length;j++)
     {
                    if(!ss[j].equals(tmp[j]))
     {
                        break;
                    }
                }
                if(j==ss.length)
    {
                    return true;
                }
            }
   else
   {
                continue;
            }
        }
        return false;
    }