C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
		Console.WriteLine();
		Console.WriteLine("Menu :");
		int menu = Convert.ToInt32(Console.ReadLine());
		while(menu != 5)
		{	
			if (menu == 1)
			{
				Console.WriteLine();
				Console.WriteLine("Input Size :");
				int size = Convert.ToInt32(Console.ReadLine());
				while(size <2)
				{
					if (size < 2)
					{
						Console.WriteLine("Invalid Size");
						
						Console.WriteLine("Input Size :");
			    		int size2 = Convert.ToInt32(Console.ReadLine());
						if (size2 >1)
						{
							Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
							Console.WriteLine("Menu :");
							int menu1 = Convert.ToInt32(Console.ReadLine());
						}
					}
				}	
				while (size > 1)
				{
					if (size > 1)
					{
						Console.WriteLine();
						Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
						Console.WriteLine();
						Console.WriteLine("Menu :");
						int menu2 = Convert.ToInt32(Console.ReadLine());
						Console.WriteLine();
						if (menu2 == 2)
						{
							for(int i = 1; i <= size; i++)
							{
								for(int j = 1; j <= size; j++)
								{
									Console.Write(" ");
									if (i == 1 || i == size || j == 1 || j == size )
									{
										Console.Write("*");
									}
									else
									{
										Console.Write(" ");
									}
								}
									Console.WriteLine();
							}	
						}
					}
				}	
			}
			if (menu == 2)
			{
				for(int i = 1; i <= size; i++)
				{
					for(int j = 1; j <= size; j++)
					{
						Console.Write(" ");
						if (i == 1 || i == size || j == 1 || j == size )
						{
							Console.Write("*");
						}
						else
						{
							Console.Write(" ");
						}
					}
					Console.WriteLine();
				}	
			}
			if (menu == 5)
			{
				Console.WriteLine();
			}	
		}	
	}
}

 
using System;
                    
public class Program
{
    public static void Main()
    {
        Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
        Console.WriteLine();
        Console.WriteLine("Menu :");
        int menu = Convert.ToInt32(Console.ReadLine());
        while(menu != 5)
        {   
            if (menu == 1)
            {
                Console.WriteLine();
                Console.WriteLine("Input Size :");
                int size = Convert.ToInt32(Console.ReadLine());
                while(size <2)
                {
                    if (size < 2)
                    {
                        Console.WriteLine("Invalid Size");
                        
                        Console.WriteLine("Input Size :");
                        int size2 = Convert.ToInt32(Console.ReadLine());
                        if (size2 >1)
                        {
                            Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
                            Console.WriteLine("Menu :");
                            int menu1 = Convert.ToInt32(Console.ReadLine());
                        }
                    }
                }   
                while (size > 1)
                {
                    if (size > 1)
                    {
                        Console.WriteLine();
                        Console.WriteLine("Main Menu \n1. Set Size \n2. Draw Square \n3. Draw Triangle \n4. Draw Rhombus \n5. Exit");
                        Console.WriteLine();
                        Console.WriteLine("Menu :");
                        int menu2 = Convert.ToInt32(Console.ReadLine());
                        Console.WriteLine();
                        if (menu2 == 2)
                        {
                            for(int i = 1; i <= size; i++)
                            {
                                for(int j = 1; j <= size; j++)
                                {
                                    Console.Write(" ");
                                    if (i == 1 || i == size || j == 1 || j == size )
                                    {
                                        Console.Write("*");
                                    }
                                    else
                                    {
                                        Console.Write(" ");
                                    }
                                }
                                    Console.WriteLine();
                            }   
                        }
                    }
                }   
            }
            if (menu == 2)
            {
                for(int i = 1; i <= size; i++)
                {
                    for(int j = 1; j <= size; j++)
                    {
                        Console.Write(" ");
                        if (i == 1 || i == size || j == 1 || j == size )
                        {
                            Console.Write("*");
                        }
                        else
                        {
                            Console.Write(" ");
                        }
                    }
                    Console.WriteLine();
                }   
            }
            if (menu == 5)
            {
                Console.WriteLine();
            }   
        }   
    }
}

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Cached Result
Last Run:	6:55:53 am
Compile:	0.151s
Execute:	0s
Memory:	24kb
CPU:	0s

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