#include <iostream>
#include <string>
#include <vector>
 
std::vector<std::string> split_string(const std::string& str,
                                      const std::string& delimiter)
{
    std::vector<std::string> strings;
 
    std::string::size_type pos = 0;
    std::string::size_type prev = 0;
    while ((pos = str.find(delimiter, prev)) != std::string::npos)
    {
        strings.push_back(str.substr(prev, pos - prev));
        prev = pos + 1;
    }
 
    // To get the last substring (or only, if delimiter is not found)
    strings.push_back(str.substr(prev));
 
    return strings;
}
 
int main()
{
    auto strings = split_string("foo\nbar\nthis\nworks", "\n");
    int i = 1;
    for (auto itr = strings.begin(); itr != strings.end(); itr++)
        std::cout << "#" << i++ << " - \"" << *itr << "\"\n";
}
 

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