public enum Types
    {
        Type1,
        Type2,
        Type3,
        Type4
    }

    public interface IStrategy
    {
        Types Type { get; }
        void Do();
    }

    public class Realization1 : IStrategy
    {
        public Types Type => Types.Type1;
        public void Do()
        {
            Console.WriteLine(Type.ToString());
        }
    }
    public class Realization2 : IStrategy
    {
        public Types Type => Types.Type2;
        public void Do()
        {
            Console.WriteLine("Result = " + Type.ToString());
        }
    }

    public class MainRealization
    {
        private readonly IEnumerable<IStrategy> _strategies;
        public MainRealization(IEnumerable<IStrategy> strategies)
        {
            this._strategies = strategies;
        }

        public void Do(Types requiredType)
        {
            var method = this._strategies.FirstOrDefault(x => x.Type == requiredType);
            method.Do();
        }
    }