#include <boost/algorithm/string.hpp>
#include <iostream>
#include <list>
#include <string>
#include <iterator>
int main()
{
std::string s = "one,two,three,four";
std::list<std::string> results;
boost::split(results, s, boost::is_any_of(","));
auto iter = results.begin();
std::advance(iter, 1);
std::cout << *iter << "";
}
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