Read and parse doubles from file

readparse.cc

#include <iostream>
#include <iterator>
#include <fstream>
#include <algorithm>

int main () {

  std::ifstream infile("example.txt");
  std::istream_iterator<double> iit (infile);

  std::copy(iit, std::istream_iterator<double>(),
	    std::ostream_iterator<double>(std::cout, "\n"));
    
  return 0;
}

readparse_unicode.cc

#include <iostream>
#include <iterator>
#include <fstream>
#include <algorithm>

void main() {

	std::wifstream infile(L"threadpool.cpp");
	std::istream_iterator<std::wstring, wchar_t> iit(infile);

	std::copy(iit, std::istream_iterator<std::wstring, wchar_t>(),
		std::ostream_iterator<std::wstring, wchar_t>(std::wcout, L"\n"));
}