static void Main()
{
var container = new ProblemsContainer();
Console.WriteLine($"Problem 1 solution is {container.SolveProblem01()}");
Console.WriteLine($"Problem 2 solution is {container.SolveProblem02()}");
Console.WriteLine($"Problem 3 solution is {container.SolveProblem03()}");
Console.WriteLine($"Problem 4 solution is {container.SolveProblem04()}");
Console.ReadKey();
}
public int Problem01_should_return_expected_result(int max)
{
// arrange, act, assert
return(_problemsContainer.SolveProblem01(max));
}