>public class Program
>{
>    static void Main(string[] args)
>    {
>        // Pass 10 to the base
>        SomeClass theclass = new SomeClass(10);
>    }
>}
>
>    
>public class SomeClass : _MyBase
>{
>    public SomeClass()
>    {
>            
>    }
>}
>
>public class _MyBase
>{
>    int x = 0;
>
>    public _MyBase(int x)
>    {
>        this.x = x;
>    }
>}
>

   public class SomeClass : _MyBase
    {
        public SomeClass(int i):base(i)
        {

        }
    }