using System;

​

public static class Digital

{   

    private static int [] CreateNumber(char digit)

    {             

        int[] number = new int[]{};     

        switch (digit)

        {

            case '0':

                number = new int[]{1,0,1,1,1,1,1};

                break;

            case '1':

                number = new int[]{0,0,0,0,1,0,1};

                break;

            case '2':

                number = new int[]{1,1,1,0,1,1,0};

                break;

            case '3':

                number = new int[]{1,1,1,0,1,0,1};

                break;

            case '4':

                number = new int[]{0,1,0,1,1,0,1};

                break;

            case '5':

                number = new int[]{1,1,1,1,0,0,1};

                break;

            case '6':

                number = new int[]{1,1,0,1,0,1,1};

                break;

            case '7':

                number = new int[]{0,1,1,0,1,0,1};

                break;

            case '8':

                number = new int[]{1,1,1,1,1,1,1};

                break;

            case '9':

                number = new int[]{0,1,1,1,1,0,1};

                break;

            default:

                number = new int[]{0,0,0,0,0,0,0};              

                break;

        }       

        return number;

    }

    public static void ShowNumber(long number, char typeChar, int Size)

    {   

        string strNumber = number.ToString();       

        int row = strNumber.Length;

        int col = 7;

        int[,] map = new int[row, col];

        for(int i = 0; i < row; i++)

        {

            int[] digit = CreateNumber(strNumber[i]);           

            for(int j = 0; j < col; j++) map[i,j] = digit[j];           

        }

        Printing(map, typeChar, Size);  

    }

    public static void Printing(int[,] map, char typeChar, int Size)

    {   

        PrintingLineH(map, 2, typeChar, Size);

        PrintingLineV(map, 3, typeChar, Size);

        PrintingLineH(map, 1, typeChar, Size);

        PrintingLineV(map, 5, typeChar, Size);

        PrintingLineH(map, 0, typeChar, Size);

    }

    public static void PrintingLineH(int[,] map, int col, char typeChar, int Size)

    {

        string line = string.Empty;     

        for(int i = 0; i < map.GetLength(0); i++)

        {

            var c = (map[i, col] == 1)? "*******": " ";

            line = line + c + "     ";

        }       

        Console.WriteLine(line);    

    }

    public static void PrintingLineV(int[,] map, int col, char typeChar, int Size)

    {

        string line = string.Empty;     

        for(int i = 0; i < map.GetLength(0); i++)

        {

            var c = (map[i, col] == 1)? "*": " ";

            var d = (map[i, col + 1 ] == 1)? "*": " ";

            line = line + c + "     " + d + "    ";

        }       

        Console.WriteLine(line);

        Console.WriteLine(line);

        Console.WriteLine(line);        

    }   

}

​

public class Program

{

    public static void Main()

    {               

        Digital.ShowNumber(7, '*', 3);                          

    }

}