static void CreateSom()
{
Console.WriteLine("-------------------- (options: skip, exit)");
numbers = new int[] { RandomNumber(1, 9), RandomNumber(1, 9), RandomNumber(1, 9), RandomNumber(1, 9) };
operators = new char[] { '*', '+', '-' };
operators = Shuffle(operators); // Randomize the order
string mathexp = numbers[0] + "" + operators[0] + "" + numbers[1] + "" + operators[1] + "" + numbers[2] + operators[2] + "" + numbers[3];
Infix infix = new Infix(mathexp);
String postfix = infix.toPostfix(); // do the translation
answer = infix.calculate(); // calculate the answer
if (debugmode)
{
Console.WriteLine("Som: " + mathexp + " = " + answer + " postfix(" + postfix + ")");
}
//sort the arrays
Array.Sort(numbers);
Array.Sort(operators);
Console.WriteLine("Numbers: " + numbers[0] + " " + numbers[1] + " " + numbers[2] + " " + numbers[3]+"\r\n"+
"Operators: " + operators[0] + " " + operators[1] + " " + operators[2] + "\r\n"+
"Answer: " + answer);
}
static void Main(string[] args)
{
Console.Out.WriteLine("Welcome to ADS opdr3");
CreateSom();
while (true) // Loop indefinitely
{
Console.WriteLine("Waiting for user input..."); // Prompt
Console.Write(": "); // Prompt
string input = Console.ReadLine().Trim(); // Get string from user
if (input == "exit" || input == "e") // Check string
{
break;
}
else if (input == "skip" || input == "s")
{
Console.Out.WriteLine("Skip question");
CreateSom();
continue;
}
else if (input == "eyeofra")
{
debugmode = !debugmode;//toggle debug mode
Console.Out.WriteLine("????????????????????????");
CreateSom();
continue;
}
if (input.Length == (numbers.Length + operators.Length))
{
Infix infix = new Infix(input);
String output = infix.toPostfix(); // do the translation
if (infix.calculate() == answer)
{
Console.Out.WriteLine("Given answer is CORRECT");
CreateSom();
}
else
{
Console.Out.WriteLine("Given answer is INCORRECT");
}
}
}
}