#include <stdio.h>

int main()
{

    int user;
    int a;

    scanf("%d", &user);

    user - 1;

    for (int i = 1; i < user; i++)
    {
        printf(" ");
    }
    printf("*\n");
    for (int i = 1; i < user - 1; i++)
    {
        printf(" ");
        for (int i = 1; i < user + 1; i++)
        {
            printf("*");
        }
    }

    printf("\n");
    for (int i = 1; i < user + 3; i++)
    {
        printf("*");
    }
}