static void Main(string[] args)
{
var rpn = new RpnCalculator();
while (true)
{
Console.Write("> ");
try
{
rpn.Enter(Console.ReadLine());
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
PrintStack(rpn);
}
}
static void PrintStack(RpnCalculator rpn)
{
var numbers = rpn.Stack.Reverse().ToArray();
Console.WriteLine($"stack: [{string.Join(" ", numbers)}]");
}
