#include <iostream>
using namespace std;
int main()
{
	double salary;
	double avg_salary=0.0;
	int counter;
	int N;
	cout<<"Doste N?";
	cin>>N;
	for(counter=1;counter<=N;counter=counter+1)
	{
		cout<<"Doste mistho "<<counter<<" ";
		cin>>salary;
		avg_salary=avg_salary+salary;
	}
	avg_salary=avg_salary/N;
	cout<<"Mesos misthos: "<<avg_salary<<endl;
	return 0;
}