// LanguageIntegration Example

using System;

namespace LanguageIntegration
{
    public interface ISteering
    {
        void TurnLeft();
        void TurnRight();
    }

    public abstract class Vehicle : ISteering  
    {
        public virtual void TurnLeft()
        {
            Console.WriteLine("Vehicle turns left."); 
        }

        public virtual void TurnRight()
        {
            Console.WriteLine("Vehicle turn right."); 
        }    

        public abstract void ApplyBrakes(); 
    }
}