public static void Main()
Console.WriteLine("PLease input a number: ");
x = int.Parse(Console.ReadLine());
Console.WriteLine("PLease input a number: ");
y = int.Parse(Console.ReadLine());
Console.WriteLine("PLease input a number: ");
z = int.Parse(Console.ReadLine());
Console.WriteLine("(x + y) * z is: " + F1);
Console.WriteLine("(x * y) + (y * z) is: " + F2);