Re: [Boost-users] mpl programming task

peter_foelsche writes:

or even more clear:

#include <map> #include <set>

typedef std::map CInt2IntMap; typedef std::set CIntSet;

static CInt2IntMap convert(const CIntSet &_r) { CInt2IntMap s; for (CIntSet::const_iterator p = _r.begin(); p != _r.end(); ++p) s.insert(std::make_pair(*p, s.size())); return s; }

//required headers #include <cstddef> #include #include #include #include #include #include #include #include //test headers #include #include #include #include #include namespace mpl = boost::mpl; template<typename InputSeq> struct convert : mpl::transform< InputSeq, mpl::range_c, mpl::pair, mpl::inserter< mpl::map<>, mpl::insert >

{ }; typedef mpl::vector< mpl::size_t<4>, mpl::size_t<8>, mpl::size_t<42>

test_input_sequence;

typedef mpl::map< mpl::pair, mpl::integral_c >, mpl::pair, mpl::integral_c >, mpl::pair, mpl::integral_c >

test_expected_result;

BOOST_MPL_ASSERT(( mpl::equal::type, test_expected_result> ));