#include <iostream>
#include <fstream>
using namespace std;

int main ()
{
	ifstream infile;
	int num;
	int i;
	double sum=0;
	double avg=0;
	
	infile.open("Random.txt");

	while(infile>>num)
	{
		i++;
		
		sum=sum+num;	
	}
	cout<<i<<endl;
	cout<<sum<<endl;
	
	avg=sum/i;
	cout<<avg;
	
	infile.close();
	return 0;
	
	
		
	
}