Draw Fort

package draw;

import java.util.Scanner;

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

        int n = Integer.parseInt(scanner.nextLine());
        int width = 2 * n;

        int carpet = n / 2;

        String line = "/" +
                repeatStr("^", n / 2) +
                "\\" +
                repeatStr("_", width - 4 - 2 * (n / 2)) +
                "/" +
                repeatStr("^", n / 2) +
                "\\";

        System.out.println(line);

        for (int i = 0; i < n - 2; i++) {
            String middleLine = "|" + repeatStr(" ", width - 2) + "|";
            if (i == n - 3) {
                middleLine = "|" +
                        repeatStr(" ", (n / 2) + 1) +
                        repeatStr("_", width - 4 - 2 * (n / 2)) +
                        repeatStr(" ", (n / 2) + 1) +
                        "|";
            }
            System.out.println(middleLine);
        }
        String lineLast = "\\" +
                repeatStr("_", n / 2) +
                "/" +
                repeatStr(" ", width - 4 - 2 * (n / 2)) +
                "\\" +
                repeatStr("_", n / 2) +
                "/";
        System.out.println(lineLast);

    }

    public static String repeatStr (String toRepeat, int count) {
        String text = "";
        for (int i = 0; i < count; i++) {
            text += toRepeat;
        }
        return  text;
    }
}