public static void Main()
{
while(true)
{
Console.Clear();
Console.WriteLine("Console Calculator App");
Console.WriteLine(new string('-', 15));
Console.Write("a = ");
double a = double.Parse(Console.ReadLine() ?? throw new InvalidOperationException());
Console.Write("b = ");
double b = double.Parse(Console.ReadLine() ?? throw new InvalidOperationException());
Console.WriteLine("Choose one from the listed options:");
foreach (string option in OptionsManager.OptionsList)
{
Console.WriteLine($"\t{option}");
}
Console.Write("Option: ");
string choice = Console.ReadLine();
switch (choice)
{
case "a":
OptionsManager.Add(a, b);
break;
case "s":
OptionsManager.Subtract(a, b);
break;
case "m":
OptionsManager.Multiply(a, b);
break;
case "dr":
OptionsManager.DivideRemainder(a, b);
break;
case "exit":
Console.Clear();
Console.WriteLine("Goodbye");
Console.ReadKey(intercept: true);
return;
case "pow":
OptionsManager.Power(a, b);
break;
case "log":
OptionsManager.Log(a, b);
break;
case "fact":
OptionsManager.Factorial(a, b);
break;
}
}
}
public static void Main()
{
bool isAuthorized = CheckCredentials();
if (!isAuthorized)
{
Console.WriteLine("Access denied.");
Console.ReadKey(intercept: true);
return;
}
while (true)
{
Console.WriteLine("Console Calculator App");
Console.WriteLine(new string('-', 15));
Console.Write("a = ");
double a = double.Parse(Console.ReadLine() ?? throw new InvalidOperationException());
Console.Write("b = ");
double b = double.Parse(Console.ReadLine() ?? throw new InvalidOperationException());
Console.WriteLine("Choose one from the listed options:");
foreach (string option in OptionsManager.OptionsList)
{
Console.WriteLine($"\t{option}");
}
Console.Write("Option: ");
string choice = Console.ReadLine();
switch (choice)
{
case "a":
OptionsManager.Add(a, b);
break;
case "s":
OptionsManager.Subtract(a, b);
break;
case "m":
OptionsManager.Multiply(a, b);
break;
case "dr":
OptionsManager.DivideRemainder(a, b);
break;
case "d":
OptionsManager.Divide(a, b);
break;
case "sabs":
OptionsManager.SubtractAbs(a, b);
break;
case "pow":
OptionsManager.Power(a, b);
break;
case "log":
OptionsManager.Log(a, b);
break;
case "fact":
OptionsManager.Factorial(a, b);
break;
case "ex":
Console.Clear();
Console.WriteLine("Goodbye");
Console.ReadKey(intercept: true);
return;
}
}
Console.WriteLine("Pres any key to close the app...");
Console.ReadKey(true);
}
