//Use the Interpreter Pattern.
//The Runner class creates an instance of the Context and Course classes.
//The Context class is updated with predefined grammatical input and passed to the Course class for parsing.
//Once the Context data has been parsed, the data is "interpreted" and results output.

string rules = "COS333|L2|L2|L2|L2|L2|M25|(L40|T60|)|L10|E55|(L28|T73|)";
int[][] values = {
new[] { 80, 0, 100, 100, 85, 51, 52, 50, 57, 56 },
new[] { 87, 95, 100, 100, 77, 70, 99, 100, 75, 94 },
new[] { 0, 55, 100, 65, 55, 75, 73, 74, 71, 72 }
};
Console.WriteLine("{0}", rules);

Context context = new Context(rules);

Element course = new Course(context);
course.Parse(context);

Console.WriteLine("\nCourse Structure:");
course.Print();
course.Summarize();

Console.WriteLine("\nSumming the weights\nLabs {0}% and Tests {1}%", Element.SumLab, Element.SumTest);

Console.WriteLine("\nInterpreter");
foreach (int[] student in values)
{
Console.Write(student.Display());
course.OutputResults(context, student);
Console.WriteLine(" = {0}", context.Output / 100);
}