World.getWagon().getInventory().getWater().setNumber(200);
World.getWagon().getInventory().getFood().setNumber(World.getWagon().getInventory().getFood().getNumber()+10);
Leader leader = World.getWagon().getLeader();
if(leader.getMoney() < getCost())
throw new InsufficientFundsException();
else
{
leader.setMoney(leader.getMoney()-getCost());
World.getWagon().setNotification("You spent some money to cross safely.");
//System.out.println("FERRY RESULT");