#include <iostream>
#include <boost/multiprecision/cpp_bin_float.hpp>


typedef boost::multiprecision::number<boost::multiprecision::backends::cpp_bin_float<128, boost::multiprecision::backends::digit_base_2> > ext_float_t;

int main(int, char**) {
  ext_float_t a("1e500000000");
  ext_float_t b("1e-500000000");
  ext_float_t ab = a/b;
  ext_float_t ba = b/a;

  std::cout
    << a << " / " << b << " = " << ab << "\n"
    << b << " / " << a << " = " << ba << "\n"
    ;

  return 0;
}