public void InitialiseDepartingBoats() { var boatsInHarbor = Harbor.BoatsInHarbor(); for (int i = 0; i < boatsInHarbor.Length; i++) { if (boatsInHarbor[i] == null) { continue; } else if (boatsInHarbor[i].DaysLeftInHarbor == 0) { Harbor.DepartBoatFromPort(i); } } }