Function Trim

comp/read_ansys.cpp:24–30

  using std::map;

  static string Trim (const string & s)
  {
    size_t a = s.find_first_not_of(" \t\r\n");
    if (a == string::npos) return "";
    size_t b = s.find_last_not_of(" \t\r\n");
    return s.substr(a, b-a+1);
  }

  static string Upper (string s)
  {