小明为某机构设计了一个十字型的徽标（并非红十字会啊），如下所示：

对方同时也需要在电脑dos窗口中以字符的形式输出该标志，并能任意控制层数。

import java.util.Scanner;

public class Main {
    
    public void getResult(int n) {
        int len = 5 + 4 * n;
        int mid = len / 2;
        char[][] result = new char[len][len];
        for(int i = 0;i < len;i++)
            for(int j = 0;j < len;j++)
                result[i][j] = ‘.‘;
        for(int i = mid - 2;i <= mid + 2;i++) {
            result[mid][i] = ‘$‘;
            result[i][mid] = ‘$‘;
        }
        for(int i = 1;i <= n;i++) {
            for(int j = mid - 2 * i;j <= mid + 2 * i;j++) {
                result[mid - 2 * (i + 1)][j] = ‘$‘;
                result[mid + 2 * (i + 1)][j] = ‘$‘;
                result[j][mid - 2 * (i + 1)] = ‘$‘;
                result[j][mid + 2 * (i + 1)] = ‘$‘;
            }
            //左上角
            result[mid - 2 * i][mid - 2 * i] = ‘$‘;
            result[mid - 2 * i][mid - 2 * i - 1] = ‘$‘;
            result[mid - 2 * i - 1][mid - 2 * i] = ‘$‘;
            //右上角
            result[mid - 2 * i][mid + 2 * i] = ‘$‘;
            result[mid - 2 * i - 1][mid + 2 * i] = ‘$‘;
            result[mid - 2 * i][mid + 2 * i + 1] = ‘$‘;
            //左下角
            result[mid + 2 * i][mid - 2 * i] = ‘$‘;
            result[mid + 2 * i][mid - 2 * i - 1] = ‘$‘;
            result[mid + 2 * i + 1][mid - 2 * i] = ‘$‘;
            //右下角
            result[mid + 2 * i][mid + 2 * i] = ‘$‘;
            result[mid + 2 * i][mid + 2 * i + 1] = ‘$‘;
            result[mid + 2 * i + 1][mid + 2 * i] = ‘$‘;
        }
        for(int i = 0;i < len;i++) {
            for(int j = 0;j < len;j++) {
                System.out.print(result[i][j]);
            }
            System.out.println();
        }
    }
    
    public static void main(String[] args) {
        Main test = new Main();
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        test.getResult(n);
    }
}