#include
using std::cout;
using std::endl;
using std::ios;
int main()
{
double x = .001234567, y = 1.946e9;
cout << "Displayed in default format:\n" << x << '\t' << y << '\n';
cout.setf( ios::scientific, ios::floatfield );
cout << "Displayed in scientific format:\n" << x << '\t' << y << '\n';
cout.unsetf( ios::scientific );
cout << "Displayed in default format after unsetf:\n" << x << '\t' << y << '\n';
cout.setf( ios::fixed, ios::floatfield );
cout << "Displayed in fixed format:\n"<< x << '\t' << y << endl;
return 0;
}