using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            _ = new Foo<IWrapped<int>>();
        }
    }

    public interface IWrapped<T>
    {
        T Value { get; }
    }

    public class WrappedInt : IWrapped<int>
    {
        public int Value { get; }

        public WrappedInt(int value)
        {
            this.Value = value;
        }
    }

    public class WrappedLong : IWrapped<long>
    {
        public long Value { get; }

        public WrappedLong(long value)
        {
            this.Value = value;
        }
    }

    public class Foo<T> where T : IWrapped<int>, IWrapped<long>
    {
        public Foo()
        {
        }
    }



}