#include <iostream>
using namespace std;

void showflags(ios::fmtflags f);

int main()
{
    ios::fmtflags f;

    f = cout.flags();
    showflags(f);

    cout.setf(ios::showpos | ios::scientific);
    f = cout.flags();
    showflags(f);

    cout.unsetf(ios::scientific);
    f = cout.flags();
    showflags(f);

    system("pause");
    return 0;
}

void showflags(ios::fmtflags f)
{
    long i;

    cout << "std flag: " << f << " = ";
    for (i = 0x4000; i; i = i >> 1) {
        if (i & f) cout << "1 ";
        else cout << "0 ";
    }
    cout << "n";
}