public object PartOne()
{
var rules = GetRules();
var messageValidator = new MessageValidator(rules);
var messages = GetMessages();
return(messages.Count(m => messageValidator.IsValid(m)));
}
public object PartTwo()
{
var rules = GetRules(s => s.Replace("8: 42", "8: 42 | 42 8")
.Replace("11: 42 31", "11: 42 31 | 42 11 31"));
var messageValidator = new MessageValidator(rules);
var messages = GetMessages();
return(messages.Count(m => messageValidator.IsValid(m)));
}