36 lines
416 B
C#
36 lines
416 B
C#
|
using System;
|
||
|
|
|
||
|
|
public delegate int D ();
|
||
|
|
|
||
|
|
public abstract class A
|
||
|
|
{
|
||
|
|
protected abstract event D Event;
|
||
|
|
}
|
||
|
|
|
||
|
|
public class B : A
|
||
|
|
{
|
||
|
|
protected override event D Event;
|
||
|
|
|
||
|
|
protected int Run ()
|
||
|
|
{
|
||
|
|
return Event ();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public class C : B
|
||
|
|
{
|
||
|
|
int Test (int i)
|
||
|
|
{
|
||
|
|
Action a = () => base.Event += () => i;
|
||
|
|
a ();
|
||
|
|
return Run ();
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int Main ()
|
||
|
|
{
|
||
|
|
if (new C ().Test (9) != 9)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|