graphs/cpp/stdin_to_file/stdin_to_file.cc


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#include "stdin_to_file.hh"

#include <fstream>
#include <iostream>
long int stdin_to_file(const std::string& filename)
{
    std::ofstream file_out;
    std::string token;
    // trying to open output file "data.out"
    file_out.open(filename);
    size_t res = 0;
    // Read until eof or an error occurs
    while (std::cin >> token)
    {
        res++;
        file_out << token << '\n';
    }
    // stream is closed at the end of the scope
    return res;
}