Fluent C++; in response to a challenge from Russel Winder's lightning talk at ACCU 2013

boost-range.cpp

#include <boost/range/adaptors.hpp>
#include <boost/range/algorithm.hpp>
#include <boost/range/irange.hpp>
#include <boost/range/numeric.hpp>
#include <iostream>

using namespace boost;
using namespace boost::adaptors;
using namespace std;

int main()
{
  std::cout <<
    accumulate(
      irange(0, 100) | 
        filtered([](int i) { return !(i % 7); }) |
        transformed([](int i) { return i * i; }),
      0) 
    << std::endl;

  return 0;
}

GNUmakefile

all: run-boost-range

run-boost-range: boost-range
	./boost-range

boost-range: boost-range.cpp
	clang++ -std=c++0x -Iboost_1_53_0 -o boost-range boost-range.cpp