isp_ok.cs

using System;

namespace SolidRules.ISP
{
    public class DrivableBad : IDrivable, IFlyable, ISwimable
    {
        public void Drive() => Console.WriteLine("Driving...");

        public void Fly() => Console.WriteLine("Flying....");

        public void Swim() => Console.WriteLine("Swimming...");
    }

    internal interface IDrivable
    {
        void Drive();
    }

    internal interface IFlyable
    {
        void Fly();
    }

    internal interface ISwimable
    {
        void Swim();
    }
}