33 lines
434 B
C#
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using System;
public interface IFoo<S>
{ }
public class ArrayList<T>
{
public virtual int InsertAll (IFoo<T> foo)
{
return 0;
}
public virtual int InsertAll<U> (IFoo<U> foo)
where U : T
{
return 1;
}
public virtual int AddAll (IFoo<T> foo)
{
return InsertAll (foo);
}
}
class X
{
public static int Main ()
{
ArrayList<int> list = new ArrayList<int> ();
return list.AddAll (null);
}
}