internal void RemovePopulationPack(PopulationPack pp) { this.PopulationPacks.Remove(pp); }
internal void AddPopulationPack(int days, int population) { PopulationPack item = new PopulationPack(days, population); this.PopulationPacks.Add(item); }
internal void RemovePopulationPack(PopulationPack pp) { this.PopulationPacks.Remove(pp); }
internal void AddPopulationPack(int days, int population) { PopulationPack item = new PopulationPack(days, population); this.PopulationPacks.Add(item); }