gistfile1.cpp

#include <iostream>

using namespace std;

union ufloat {
    float f;
    char b[sizeof(float)];
};

int main(int argc, char* argv[])
{
    ufloat u1 = { 3.75f };
    for( int i = 0; i != sizeof(float); ++i ) {
        for( int j = 0x80; j != 0; j >>=1 ) {
            cout << ((u1.b[i] & j) != 0);
        }
        cout << ' ';
    }
    cout << endl;
    return 0;
}