#include <iostream>
using namespace std;

int main() {
	
	std::string s("sfsfsgsdshhdfjj");
	s.reserve(s.length()*3/2);
	for (size_t i = 2; i < s.length(); i+=2)
		s.insert(i++, 1, '-');
		
	cout << s << endl;
	
	return 0;
}