public void ProcessBinOp(CalculatorOperations op)
{
if (this.op.HasValue && input.HasValue && result.HasValue)
{
Compute();
this.op = op;
}
else
{
this.op = op;
}
if (input.HasValue)
{
result = input;
Clear();
}
}
static void Main(string[] args)
{
Console.WriteLine("PRESS ENTER");
Console.ReadLine();
bool cont = true;
while (cont)
{
double num3 = 0;
while (cont)
{
Console.Write("MENU" +
"\n*Type The Number Next To the Desired Operation*\n" +
"\n1. ADD" +
"\n2. SUBTRACT" +
"\n3. DIVIDE" +
"\n4. MULTIPLY" +
"\n5. RAISE NUMBER TO A POWER" +
"\n6. ROOT OF THE NUMBER" +
"\n7. LEAVE MENU" +
"\n>>>");
int op = 0;
while (cont)
{
try
{
op = Convert.ToInt32(Console.ReadLine());
if (0 < op && op < 8)
{
break;
}
else
{
op /= 0;
}
}
catch (FormatException)
{
Console.Write("\nType the number next to the operation you wish to perform.\n>>>");
}
catch (DivideByZeroException)
{
Console.Write("\nType the number next to the operation you wish to perform.\n>>>");
}
}
if (op == 7)
{
cont = false;
break;
}
double num1;
double num2;
if (num3 != 0)
{
Console.Write("\nWould you like to use the answer from the last problem as your first number? (Y or N)" +
"\n>>>");
string same = Console.ReadLine().ToUpper();
if (same == "Y")
{
Console.Write("\nWhat is the second number?\n>>>");
num2 = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("");
if (op == 1)
{
num3 = CalculatorOperations.Adding(num3, num2);
}
else if (op == 2)
{
num3 = CalculatorOperations.Subtracting(num3, num2);
}
else if (op == 3)
{
num3 = CalculatorOperations.Divison(num3, num2);
}
else if (op == 4)
{
num3 = CalculatorOperations.Multiplication(num3, num2);
}
else if (op == 5)
{
num3 = CalculatorOperations.Exponent(num3, num2);
}
else if (op == 6)
{
num3 = CalculatorOperations.Root(num3, num2);
}
Console.Write("The answer is : " + num3);
Console.WriteLine("\nPress Enter");
Console.ReadLine();
}
else
{
Console.WriteLine("Alright");
num3 = 0;
}
}
if (num3 == 0)
{
Console.Write("\nWhat is the first number?\n>>>");
num1 = Convert.ToDouble(Console.ReadLine());
Console.Write("\nWhat is the second number?\n>>>");
num2 = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("");
if (op == 1)
{
num3 = CalculatorOperations.Adding(num1, num2);
}
else if (op == 2)
{
num3 = CalculatorOperations.Subtracting(num1, num2);
}
else if (op == 3)
{
num3 = CalculatorOperations.Divison(num1, num2);
}
else if (op == 4)
{
num3 = CalculatorOperations.Multiplication(num1, num2);
}
else if (op == 5)
{
num3 = CalculatorOperations.Exponent(num1, num2);
}
else if (op == 6)
{
num3 = CalculatorOperations.Root(num1, num2);
}
Console.Write("The answer is: " + num3);
Console.WriteLine("\nPRESS ENTER");
Console.ReadLine();
}
}
}
}
