public int GetId(Country c)
 {
     return Countries.IndexOf(c);
 }
        public int Buy(Country c, int i)
        {
            c.Money -= Goods[i].Coast;
            c.Spent += Goods[i].Coast;
            c.GoodsAmount[i] += Goods[i].Actuality;
            Countries[i].Sell(i);

            return Goods[i].Coast;
        }