Snowflake

import java.util.Scanner;

public class Sunglasses {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());

        String firstAndLastLine = "*" + repeatStr(".", n) + "*" + repeatStr(".", n) + "*";
        System.out.println(firstAndLastLine);

        for (int i = 0; i <= n / 2; i++) {
            String line = repeatStr(".", (2 * n + 3) - (2 * n + 2) + i)
                    + "*"
                    + repeatStr(".", (2 * n + 3) - (5 + (n - 1)) - i)
                    + "*"
                    + repeatStr(".", (2 * n + 3) - (5 + (n - 1)) - i)
                    + "*"
                    + repeatStr(".", (2 * n + 3) - (2 * n + 2) + i);

            System.out.println(line);
        }

        String middle = repeatStr(".", n - 1) + "*****" + repeatStr(".", n - 1);
        System.out.println(middle);

        String middleLine = repeatStr("*", 2 * n + 3);
        System.out.println(middleLine);

        System.out.println(middle);

        for (int i = 0; i <= n / 2 + 1; i++) {
            String line = repeatStr(".", ((2 * n + 3) - 7) / 2 - i)
                    + "*"
                    + repeatStr(".", ((2 * n + 3) - (2 * n - 4) - 3) / 2 + i)
                    + "*"
                    + repeatStr(".", ((2 * n + 3) - (2 * n - 4) - 3) / 2 + i)
                    + "*"
                    + repeatStr(".", ((2 * n + 3) - 7) / 2 - i);
            System.out.println(line);
        }
        System.out.println(firstAndLastLine);
    }


    public static String repeatStr(String str, int count) {
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < count; i++) {
            sb.append(str);
        }
        return sb.toString();
    }
}