C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;

class C {
	
	public String d;
}
class B {
	public C c;	
}

class A {
 public B b;	

}
					
public class Program
{
	public static void Main()
	{
		var A = new A();

		
		Console.WriteLine(A?.b? .c. d ?? "4");
	}
}

​x
 
using System;
​
class C {
    
    public String d;
}
class B {
    public C c; 
}
​
class A {
 public B b;    
​
}
                    
public class Program
{
    public static void Main()
    {
        var A = new A();
​
        
        Console.WriteLine(A?.b? .c. d ?? "4");
    }
}

Compilation error (line 17, col 25): 'System.Collections.Generic.List<int>' does not contain a definition for 'RеmоvеAt' and no extension method 'RеmоvеAt' accepting a first argument of type 'System.Collections.Generic.List<int>' could be found (are you missing a using directive or an assembly reference?)

Last Run:	9:48:19 pm
Compile:	0s
Execute:	0.109s
Memory:	0b
CPU:	0s

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