static void Main(string[] args)
{
string expression; // переменная для входной строки
int parenthesesQuantity = 0; // количество парных скобок
Console.WriteLine("Welcome to string calculator");
Console.WriteLine("Calculator supports '+', '-', '*', '/', '()' and only integer numbers");
while (true)
{
string error = string.Empty; // переменная для ошибок
bool IsInputError = false; // флаг ошибки ввода
Console.WriteLine("Input your expression, please ('q' - exit)");
expression = Console.ReadLine();
if (expression == "q" || expression == "Q")
{
break;
}
//expression = "(2+2+(2-8/(4/1)*2)-2)-5";
//expression = "(2+2-2)*5";
//expression = "(2+2-2)";
//expression = "25/5+(2*3-1/1*(2+6-5+10/3))";
if (!StringCheck.IsExpressionTrue(expression, out error) || !StringCheck.IsParenthesesMatch(expression, out error, out parenthesesQuantity))
{
Console.WriteLine(error);
IsInputError = true;
}
if (!IsInputError)
{
Console.WriteLine($"Your expression -> {expression}");
Console.WriteLine("Select method: 1 - conventional method;\n 2 - rutishauser method;");
var key = Console.ReadKey();
Console.WriteLine();
switch (key.Key)
{
case ConsoleKey.D1:
//Обычный калькулятор
Console.WriteLine("conventional calculator");
while (parenthesesQuantity > 0)
{
expression = Calculate.ParenthesesOpen(expression);
parenthesesQuantity--;
}
Console.WriteLine("Result is : " + Calculate.CalculateExpression(expression));
break;
case ConsoleKey.D2:
Console.WriteLine("calculate by Rutishauser's method");
// Вычисления алгоритмом Рутисхаузера
RutishauserCalculate.ParseToList(expression);
break;
}
}
}
}
static void Main(string[] args)
{
string expression; // переменная для входной строки
int parenthesesQuantity = 0; // количество парных скобок
Console.WriteLine("Welcome to string calculator");
Console.WriteLine("Calculator supports '+', '-', '*', '/', '()' and only integer numbers");
while (true)
{
string error = string.Empty; // переменная для ошибок
bool IsInputError = false; // флаг ошибки ввода
Console.WriteLine("Input your expression, please ('q' - exit)");
expression = Console.ReadLine();
if (expression == "q" || expression == "Q")
{
break;
}
//expression = "(2+2+(2-10/(5/1)*2)-2)-5";
//expression = "25/5+(2*3-1/1*(2+6-5+10/3))";
if (!StringCheck.IsExpressionTrue(expression, out error) || !StringCheck.IsParenthesesMatch(expression, out error, out parenthesesQuantity))
{
Console.WriteLine(error);
IsInputError = true;
}
if (!IsInputError)
{
Console.WriteLine($"Your expression -> {expression}");
while (parenthesesQuantity > 0)
{
expression = Calculate.ParenthesesOpen(expression);
parenthesesQuantity--;
}
Console.WriteLine("Result is : " + Calculate.CalculateExpression(expression));
}
}
}
