#include <vector>
#include <boost/function.hpp>
#include <boost/bind.hpp>
#include <boost/assign.hpp>
#include <iostream>

using namespace std;
using namespace boost::assign;


template< class U >
U return_pop( vector< U >& vec ) {
	U value = vec.back();
	vec.pop_back();
	return value;
}

template< class U >
boost::function< U (void) > create_block( vector< U >& vec ) {
	return boost::bind( return_pop< U >, vec );
}

int main() {
	vector< int > vec1;
	vec1 += 1, 2, 3, 4;
	
	boost::function< int (void) > f = create_block< int >( vec1 );
	
	cout << f() << "," << f() << endl;
	
	return 0;
}