#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
using ll = long long;




int main() {
	int n;
	cin >> n;
	for (int i = n-1; i >= 0; i--) {
		for (int j = 0; j < n; j++) {
			cout << i;
		}
	}
	cout << endl;

	return 0;
}