private static List <Bag> ConvertToBags(string input)
{
return(input
.SplitIntoLines()
.Select(line =>
{
var matched =
RegexUtils.Deserialize <BagMatch>(line, @"^(?<Id>\w+ \w+) bags contain (?<MoreBags>.*)\.$");
var bag = new Bag(matched.Id);
foreach (var subbag in RegexUtils.DeserializeMany <MoreBagsMatch>(matched.MoreBags,
@"(?<Count>\d+) (?<Id>\w+ \w+) bag"))
{
bag.Add(subbag.Id, subbag.Count);
}
return bag;
})
.ToList());
}
private static Instruction[] ConvertInput(string input)
{
return(RegexUtils.DeserializeMany <Instruction>(input, @"(?<Operation>\w+) (?<Argument>[+-]\d+)")
.ToArray());
}
private static List <List <MathToken> > ConvertInput(string input)
{
return(input.SplitIntoLines()
.Select(line => RegexUtils.DeserializeMany <MathToken>(line, @"(?<Number>\d+)|(?<Operator>[+*()])"))
.ToList());
}