ascii to unicode form feed...

to-unicode-form-feed.cpp

#include <fstream>
#include <iterator>

int main(int argc, char *argv[])
{
        std::fstream is, os;

        if (argc < 3)
                return 1;

        is.open(argv[1], std::ios::binary | std::fstream::in);
        os.open(argv[2], std::ios::binary | std::fstream::out);

        for (std::istreambuf_iterator<char> i(is), e; i != e; ++i)
                if(*i == 12)
                        os << static_cast<char>(0xe2) << static_cast<char>(0x90) << static_cast<char>(0x8c);
                else
                        os << *i;
}