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using System;
public interface BaseInterface {
void meth1();
void meth2();
}
// BaseInterface now includes meth1() and meth2() -- it adds meth3().
public interface BaseInterface2 : BaseInterface {
void meth3();
}
// This class must implement all of BaseInterface and BaseInterface
class MyClass : BaseInterface2 {
public void meth1() {
Console.WriteLine("Implement meth1().");
}
public void meth2() {
Console.WriteLine("Implement meth2().");
}
public void meth3() {
Console.WriteLine("Implement meth3().");
}
}
class MainClass {
public static void Main() {
MyClass ob = new MyClass();
ob.meth1();
ob.meth2();
ob.meth3();
}
}
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