The explorer

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

namespace The_ExplorerSOLUTION
{
    class TheExplorer
    {
        static void Main(string[] args)
        {
            int height = int.Parse(Console.ReadLine());
            int width = height;
            string star = "*";
            string dash = "-";
            int upperPart = height / 2;
            int lowerPart = width / 2;
            for(int i = 0; i < height; i++)
            {
                for (int k = 0; k < width; k++)
                {
                    if(i == 0 && k == width / 2)
                    {
                        Console.Write(star);
                    }
                    else if(i > 0 && k == upperPart)
                    {
                        Console.Write(star);
                    }
                    else if(i > 0 && k == lowerPart)
                    {
                        Console.Write(star);
                    }
                    else
                    {
                        Console.Write(dash);
                    }
                }
                if (i < width / 2)
                {
                    upperPart--;
                    lowerPart++;
                }
                else
                {
                    upperPart++;
                    lowerPart--;
                }
                Console.WriteLine();
            }
        }
    }
}