public static void Main(String[] args)
{
program1 obj = new program1();
sidelegate del = obj.si;
del += obj.Ci;
del.Invoke(1000, 5, 3);
}
public static void Main(String[] args)
{
program1 obj = new program1();
sidelegate del = new sidelegate(obj.si);
int intrest = del.Invoke(1000, 5, 3);
Console.WriteLine($"intrests is {intrest}");
}
