//reads text file of numbers
#include<fstream.h>
main()
{ int num, total=0;
  ifstream input;
  input.open("c:/num.txt",ios::in); //use ios::app to append
  if (input.fail())
  {cout<<"File error\n";
  } //file did not open
  else
  { while (!input.eof())
    { input>>num;
      total+=num;
      cout<<num<<"\n";
    } //while
    input.close();
    cout<<"Total="<<total<<"\n";
  } //read file
  return 0;
} //main