Reading All ASCII(with Extended 0-255) Character to a Binary file Using C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
    ifstream myfile ("compress.bin", ios::binary);
    for(int i=0; i<256; i++)
    {
        unsigned char c ;
        myfile.seekg(i);//position of the character in the file
        myfile.read ((char*)&c, sizeof (c));
       cout << c;
    }
    cout << endl;
    return 0;

}