Sunglasses

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 FirstAndLastRow = repeatStr("*", 2 * n) + repeatStr(" ", n) + repeatStr("*", 2 * n);
        System.out.println(FirstAndLastRow);

        for (int i = 0; i < n - 2; i++) {
            String Body = "*" + repeatStr("/", 2 * n - 2) + "*"
                    + repeatStr(" ", n) + "*" + repeatStr("/", 2 * n - 2) + "*";

            if (i == (n - 1) / 2 - 1) {
                String BodyWithPipe = "*" + repeatStr("/", 2 * n - 2) + "*"
                        + repeatStr("|", n) + "*" + repeatStr("/", 2 * n - 2) + "*";
                System.out.println(BodyWithPipe);
            } else {
                System.out.println(Body);
            }
        }
        System.out.println(FirstAndLastRow);

    }

    static String repeatStr(String str, int count) {
        String text = "";
        {
            for (int j = 0; j < count; j++) {
                text = text + str;
            }

        }
        return text;
    }

}