using System;

public class Program1

{

    public static void Main(){

     while (true)

            {

                //use writeline

                //could have joined the top two statements

                Console.Write("\n\n\n\nEnter a message for the banner \n");  //Showing users what they have to put in here

                Console.Write("If you like to exit, enter X\n\n");       // in order to make a new line, add \n

                string userEntered = Console.ReadLine();   // capture the user input 

​

​

                if (userEntered == "X") break;    //users can exit the loop when they put X.

​

                Console.Write("\n\nEnter the width of the banner\n\n");  //where users can put the value of banner width

                int userEntry = int.Parse(Console.ReadLine());  //capture the user input

                int I = 0;

                int len = userEntered.Length;   // capture the length of user input for message of banner

                int add = (userEntry - len) / 2;    //math formula for the banner

                if (userEntry < len)  //a code for the error message when they put a longer message than width value.

                {

                    Console.Write("\n\n[ Error Occured ]");

                    Console.Write("\n[ Please put a shoter message than banner width ]");

​

                    continue; //continue from the beginning

                }

                    while (I < userEntry) //the code for iteration

                    {

                        I++;

                        Console.Write("*");

​

​

                        if (I == userEntry)

                        {

                         I++; 

​

​

                         Console.Write("\n*".PadRight(userEntry)); //RadRight makes blank on the right side of the string

                         Console.Write("*\n");    // one * for left side of banner

​

                     　　Console.Write("*".PadRight(add));

                     　　Console.Write(userEntered);

​

​

                        if (len % 2 == 0 && userEntry % 2 != 0)

                        {

                            add++;

                        }

                        if (len % 2 != 0 && userEntry % 2 == 0)

                        {

                            add++;

                        }

                        Console.Write("*".PadLeft(add));  //RadLeft makes blank on the left side of the string

​

                       　　 Console.Write("\n*".PadRight(userEntry));  //RadRight/RadLeft(____) inside the parentheses, we can decide how long the blank is.

                            Console.Write("*\n");

                        }

​

​

                    }

​

​

                for (int put = 0; put < userEntry; put++){

​

                    Console.Write("*");    //banner's bottom part.

                }

    }

    }

}