static void Main()
{
while (true)
{
Console.WriteLine("Please enter your first number press enter then enter your second number");
checked
{
try
{
Console.WriteLine($"Your answer: {Calculation.Logic(Console.ReadLine(), Console.ReadLine())}");
break;
}
catch (System.FormatException)
{
Console.WriteLine("Sorry but your input wasn't in the correct format.");
}
}
}
}