static void Main(string[] args)
{
//Console.WriteLine("Hello World!");
Car car = new Car();
car.GasLevel = 3.60f;
//car.AddGas(10);
Console.WriteLine("Gas Added: " + car.FillUp() + " units");
Console.ReadLine();
}
static void Main(string[] args)
{
Car car1 = new Car();
Console.WriteLine($"The starting fuel amount is: {car1.GasLevel}");
Console.Write("How much gas to add: ");
car1.AddGas(float.Parse(Console.ReadLine()));
Console.WriteLine($"The new gas amount is: {car1.GasLevel}");
Console.Write("Fill up...");
Console.ReadLine();
float gasDifference = car1.FillUp();
Console.WriteLine($"The gas difference is: {gasDifference}");
Console.WriteLine($"The final filled up amount is: {car1.GasLevel}");
Console.ReadLine();
}