#include <iostream>
#include <string>
#include <type_traits>
using namespace std;
 
void process_letter_location(char c, string const& str)
{
	cout << str << '\n';
}
 
void process_strings(char* buf, string const& str)
{
	process_letter_location(*buf, str);
}
 
template<typename... Args>
auto process_strings(char* buf, string const& str, Args... args)
  -> typename enable_if<sizeof...(Args)>::type
{
	process_letter_location(*buf, str);
	process_strings (++buf, args...);
}
 
 
int main() {
	string sf_1 = "something1",
	       sf_2 = "something2",
	       sf_3 = "something3",
	       sf_4 = "something4"; 
 
	char buff[10];
	process_strings(buff, sf_1, sf_2, sf_3, sf_4);
	return 0;
}

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