1  #include <iostream>
  2  #include <fstream>
  3  #include <string>
  4  using namespace std;
  5  
  6  int main()
  7  {
  8    fstream inout;
  9  
 10    // Create a file
 11    inout.open("city.txt", ios::out);
 12  
 13    // Write cities
 14    inout << "Dallas" << " " << "Houston" << " " << "Atlanta" << " ";
 15  
 16    inout.close();
 17  
 18    // Append to the file
 19    inout.open("city.txt", ios::out | ios::app);
 20  
 21    // Write cities
 22    inout << "Savannah" << " " << "Austin" << " " << "Chicago";
 23  
 24    inout.close();
 25  
 26    string city;
 27  
 28    // Open the file
 29    inout.open("city.txt", ios::in);
 30    while (!inout.eof()) // Continue if not end of file
 31    {
 32      inout >> city;
 33      cout << city << " ";
 34    }
 35  
 36    inout.close();
 37  
 38    return 0;
 39  }