using System;
public class Program
{
public static void Main()
int n = Convert.ToInt32(Console.ReadLine());
string[,] matrica = new string[n , n];
for(int i = 0; i < n; i++){
for(int j = 0; j < n; j++){
matrica[i , j] = "*";
Console.Write(matrica[i, j] + " ");
}
Console.WriteLine();