/*
	© MATTO MATTI 2016
	http://mattomatti.com/pl/cp13
	napisane przy użyciu Visual Studio Community 2015
	2016-07-06 v 1.0
*/

#include <iostream>
#include <cstdlib>
#include <ctime>

using namespace std;

int main() {
	srand(time(NULL));
	int n, a = 0;
	cin >> n;
	while (n--){
		a *= 10;
		a += rand() % 10;
	}
	cout << a;
	system("pause");
	return 0;
}