#include <strstream>
#include <iostream>
using namespace std;
 
int main()
{
  char str[80];
 
  ostrstream outs(str, sizeof(str));
 
  outs << "abcdefg ";
  outs << 27 << " "  << 890.23;
  outs << ends;  // null terminate
 
  cout << outs.pcount(); // display how many chars in outs
 
  cout << " " << str;
 
  return 0;
}