#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <cstdio>
#include <chrono>
#include <ctime>
using namespace std;
using namespace chrono;

int main()
{
	freopen("in.txt", "r", stdin);
	freopen("out.txt", "a+", stdout);
	/*for (int i = 0; i < 4915136; ++i)
	{
		cout << rand() << " ";
	}*/
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	time_point<system_clock> start, end;
	start = system_clock::now();
	int a;
	for (int i = 0; i < 4915136; ++i)
	{
		//scanf("%d", &a);
		cin >> a;
	}
	end = system_clock::now();
	unsigned long long elapsed_seconds = duration_cast<milliseconds> (end - start).count();
	//cout << "scanf:\n";
	cout << "cin +:\n";
	cout << "Time: " << elapsed_seconds << " milliseconds\n";
	return 0;
}