import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        if (n == 1) {
            System.out.println(1);
            return;
        }
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                sb.append(j);
            }
        }
        System.out.println(sb.reverse());
    }
}