static void Main(string[] args)
{
var listHelper = new ListHelper();
var timeHelper = new TimeHelper();
var primeHelper = new PrimeHelper();
bool exit = false;
while (!exit)
{
Console.Write("Menu: ");
string input = Console.ReadLine().ToLower();
DateTime start = DateTime.Now;
List <long> problemsDone = new List <long> ()
{
1, 2, 3, 4, 5, 6, 7, 8, 9
};
bool isNumeric = int.TryParse(input, out int problemNumber);
if (isNumeric && problemsDone.Contains(problemNumber))
{
InvokeProblemSolveMethod(problemNumber);
timeHelper.TimeToSolve(start);
}
else
{
switch (input)
{
case "pf":
primeHelper.WritePrimeFactorisation();
break;
case "pal":
var p4 = new Problem4();
Console.Write("Type any number to see if its a palindrom: ");
int i = Int32.Parse(Console.ReadLine());
Console.WriteLine(p4.NumberIsPalindrom(i));
break;
case "po":
Console.Write("Type any number to see the primes up to this ordinal: ");
long j = Int64.Parse(Console.ReadLine());
Console.WriteLine(listHelper.ListItems(primeHelper.PrimesUpToOrdinal(j)));
break;
case "e":
exit = true;
Console.WriteLine("Exitting");
break;
case "help":
Console.WriteLine("Options: Problem <n> = <n>, Prime Factorisation = pf, Is number palindrom = pal, Exit = e");
Console.WriteLine($"Problems Completed: {listHelper.ListItems (problemsDone)}");
break;
default:
Console.WriteLine("Not a valid option, write 'help' to see available options");
break;
}
}
Console.WriteLine("---------------");
}
}
