how do you get rid of the error: An expression was expected after '('. at line At line:27 char:14 ?

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  C++ program to generate all possible
  // valid IP addresses from given string
  
   
  // Function checks whether IP digits
  // are valid or not.
  int is_valid(string ip)
  {
      // Splitting by "."
      vector <string> ips;
      string ex = "";
      for(int i = 0; i < ip.size(); i++)
      {
          if (ip[i] == '.')
          {
              ips.push_back(ex);
              ex = "";
          }
          Else
          {
              ex = ex + ip[i];
          }
      }
      ips.push_back(ex);
   
      // Checking for the corner cases
      // cout << ip << endl;
      for(int i = 0; i < ips.size(); i++)
      {
          // cout << ips[i] <<endl;
          if( ips[i].length() > 3 ||
              stoi(ips[i]) < 0 ||
              stoi(ips[i]) > 255 )
              return 0;
   
          if( ips[i].length() > 1 &&
              stoi(ips[i]) == 0)
              return 0;
   
          if( ips[i].length() > 1 &&
              stoi(ips[i]) != 0 &&
              ips[i][0] == '0')
              return 0;
      }
      return 1;
  }
   
  // Function converts string to IP address
  void convert(string ip)
  {
      int l = ip.length();
    return 0
  echo // This code is contributed by neo123
  

  • Edited by mr mike17 Monday, February 17, 2020 5:17 PM
  • Moved by jrv Monday, February 17, 2020 7:23 PM off-topic

  Monday, February 17, 2020 5:16 PM