public void Solve(MathExpression expression)
{
if (expression.Validated)
{
if (expression.TryGetNumbers(out numbers))
{
operands = new Queue <char>(expression.TransformToPolishNotation());
try
{
Compute();
}
catch (Exception ex)
{
if (ex is System.ArithmeticException)
{
Console.WriteLine(ex.Message);
}
if (ex is System.DivideByZeroException)
{
Console.WriteLine("Divide by zero exception");
}
}
}
}
}
private static void Main(string[] args)
{
MathExpression expression =
args.Length == 1 ?
new MathExpression(args[0]) :
new MathExpression(InputExpression());
PolishNotationCalc calc = new PolishNotationCalc();
calc.Solve(expression);
}
