static void Main(string[] args)
{
double memory = 0;
string input_2 = "";
Operations oper = new Operations();
Console.WriteLine("Calculator\n\tOptions\nAddition\tA\nSubstracion\tB\nMultiplication\tC\nDivision\tD\nSquare root\tE\nTotal\t\tF\nClear memory\tG\nExit\t\tH");
Console.Write("Insert a value: ");
string input = Console.ReadLine();
Console.Write("Choose a option: ");
string operation = Console.ReadLine();
if (double.TryParse(input, out double number1))
{
while (operation != "H")
{
if (operation == "E")
{
memory = oper.Sqrt(number1);
number1 = memory;
}
else if (operation == "G")
{
number1 = 0;
Console.WriteLine("Cleaned");
}
else if (operation != "F")
{
Console.Write("Insert other value: ");
input_2 = Console.ReadLine();
}
if (double.TryParse(input_2, out double number2) && operation != "G")
{
if (operation == "A")
{
memory = oper.Addition(number1, number2);
number1 = memory;
}
else if (operation == "B")
{
memory = oper.Substraction(number1, number2);
number1 = memory;
}
else if (operation == "C")
{
memory = oper.Multiplication(number1, number2);
number1 = memory;
}
else if (operation == "D")
{
memory = oper.Division(number1, number2);
number1 = memory;
}
}
else
{
if (operation != "F" && !(operation == "G"))
{
Console.WriteLine("ERROR: You can't insert a string");
Environment.Exit(0);
}
}
if (operation == "F")
{
Console.WriteLine("Total: " + number1);
}
else if (operation != "G")
{
Console.WriteLine("Current total: " + memory);
}
Console.Write("Choose a option: ");
operation = Console.ReadLine();
}
}
else
{
Console.WriteLine("ERROR: You can't insert a string");
}
}