using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

​

namespace ProgFundamentals4              //DO NOT CHANGE the name of namespace

{

    public class Program                 //DO NOT CHANGE the name of class 'Program'

    {

        public static void Main(string[] args)   //DO NOT CHANGE 'Main' Signature

        {

            Console.WriteLine("Enter any symbol $ or * or @");

            char alpha = Convert.ToChar(Console.ReadLine());

​

            Console.WriteLine("Enter number of repeats : ");

            int rows=Convert.ToInt32(Console.ReadLine());

            int spc=rows+4-1;

            for(int i=1;i<=rows;i++)

            {

                if(i%2!=0){

                    for(int k=spc;k>=1;k--)

                    {

                        Console.Write(" ");

                    }

                    for(int j=1;j<=i;j++)

                    Console.Write(alpha);

                    Console.Write("\n");

                    spc--;

                }

            }

​

        }

    }

}