#include <iostream>
#include <sstream>

using namespace std;

int main() {
	double values[5] = { 1, 2, 3, 4, 5.5 };
	//Result we are looking for is "1, 2, 3, 4, 5.5, "
	
	ostringstream sout;
	for (int i = 0; i < 5; i++) {
		sout << values[i] << ", ";
	}

	cout << sout.str() << endl;
}