Rocket

import java.util.Scanner;

public class Rocket {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);

        int n = scan.nextInt();
        int sideNumber = (3 * n - 2)/2;
        int middleNumber = 0;

        String sidePoints = "";
        String middlePoints = "";
        while(sideNumber >= n / 2){
            sidePoints = repeatChar('.', sideNumber);
            middlePoints = repeatChar(' ', middleNumber);
            System.out.printf("%s/%s\\%s\n",
                    sidePoints, middlePoints, sidePoints);
            sideNumber--;
            middleNumber += 2;
        }

        sideNumber = n / 2;

        middlePoints = repeatChar('*', middleNumber);
        System.out.printf("%s%s%s\n",
                sidePoints, middlePoints, sidePoints);

        middleNumber -= 2;
        middlePoints = repeatChar('\\', middleNumber);
        for (int i = 0; i < 2 * n; i++) {
            System.out.printf("%s|%s|%s\n",
                    sidePoints, middlePoints, sidePoints);
        }

        while (sideNumber >= 1){
            sidePoints = repeatChar('.', sideNumber);
            middlePoints = repeatChar('*', middleNumber);

            System.out.printf("%s/%s\\%s\n",
                    sidePoints, middlePoints, sidePoints);

            sideNumber--;
            middleNumber+=2;
        }
    }

    static String repeatChar(char ch, int n){
        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < n; i++) {
            sb.append(ch);
        }

        return sb.toString();
    }
}