Cara membuat program sederhana print asterisk(bintang) c# Asp.Net Part6

Ikuti Code dibawah ini : 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace part6
{
    class Program
    {
        static void Main()
        {
            Console.Write("Input the number of an asterisk = ");
            int n = int.Parse(Console.ReadLine());
            for (int i = 0; i < n; i++)
            {
                for (int j = 0; j < n; j++)
                {
                    if ((i == 0) || (j == 0) || (i == n - 1) || (j == n - 1))
                        Console.Write("+");
                    else if ((i == 1) || (j == 1) || (i == n - 2) || (j == n - 2))
                        Console.Write("*");
                    else
                        Console.Write("9");
                }
                Console.WriteLine();
            }
            Console.ReadLine();
        }
    }
}

• Output