# include <cstdlib>
# include <iostream>

using namespace std;

int main ( )
//
//  CHARACTER_COUNT allows the user to type some input,
//  and returns the number of characters read.
//
//  Multiple lines of input are allowed.
//
//  Input is terminated by the EOF (CTRL-D) character entered on a new line.
//
{
  char c;
  int n = 0;

  cout << "Enter any textual input.\n";
  cout << "Multiple lines are OK.\n";
  cout << "Terminate with EOF (CTRL-D) on a new line\n";

  while ( true )
  {
    cin >> c;

    if ( cin.eof ( ) )
    {
      break;
    }
    n = n + 1;
  }
  cout << "\n";
  cout << "Your input consisted of " << n << " characters.\n";

  return 0;
}