C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
					
public class Program
{
	public static void Main()
	{
		string sayi="";
           string[] tekler = { "1", "3","5","7","9"};
           int kontrol = 0;
           for (int i=1;i<=4000;i++)
           {
               sayi = i.ToString();
               for (int x = 0; x < sayi.Length; x++)
               {
                   if (Array.Exists(tekler, element => element == sayi[x].ToString()))
                   {
                       kontrol++;//http://www.bilisimogretmeni.com
                   }
               }
               if (kontrol == sayi.Length) Console.Write(i+"-");
               kontrol = 0;
           }
          
	}
}

 
using System;
                    
public class Program
{
    public static void Main()
    {
        string sayi="";
           string[] tekler = { "1", "3","5","7","9"};
           int kontrol = 0;
           for (int i=1;i<=4000;i++)
           {
               sayi = i.ToString();
               for (int x = 0; x < sayi.Length; x++)
               {
                   if (Array.Exists(tekler, element => element == sayi[x].ToString()))
                   {
                       kontrol++;//http://www.bilisimogretmeni.com
                   }
               }
               if (kontrol == sayi.Length) Console.Write(i+"-");
               kontrol = 0;
           }
          
    }
}

1
Unhandled exception. System.Exception: Expected exception
   at Program.GetData(Char data)+MoveNext()
   at Program.GetData(Char data)+System.Threading.Tasks.Sources.IValueTaskSource<System.Boolean>.GetResult()
   at lambda_method2(Closure, AsyncStateMachine`1&)
   at DotNext.Runtime.CompilerServices.AsyncStateMachine`1.System.Runtime.CompilerServices.IAsyncStateMachine.MoveNext() in /_/src/DotNext.Metaprogramming/Runtime/CompilerServices/AsyncStateMachine.cs:line 124
--- End of stack trace from previous location ---
   at lambda_method2(Closure, AsyncStateMachine`1&)
   at DotNext.Runtime.CompilerServices.AsyncStateMachine`1.System.Runtime.CompilerServices.IAsyncStateMachine.MoveNext() in /_/src/DotNext.Metaprogramming/Runtime/CompilerServices/AsyncStateMachine.cs:line 124
--- End of stack trace from previous location ---
   at Program.Main()
   at Program.<Main>()
Command terminated by signal 6

Last Run:	4:10:36 pm
Compile:	0.501s
Execute:	0.25s
Memory:	15.47Mb
CPU:	0.751s

View IL Code