private static Day2Input StringToInput(string s)
{
return(RegexUtils.Deserialize <Day2Input>(s.Trim(),
@"(?<RangeMin>\d+)-(?<RangeMax>\d+) (?<RequiredCharacter>.): (?<Password>.*)"));
}
public static bool ValidateFields(Dictionary <string, string> passport)
{
var valid = true;
try
{
var byr = Int32.Parse(passport["byr"]);
if (byr < 1920 || byr > 2002)
{
return(false);
}
var iyr = Int32.Parse(passport["iyr"]);
if (iyr < 2010 || iyr > 2020)
{
return(false);
}
var eyr = Int32.Parse(passport["eyr"]);
if (eyr < 2020 || eyr > 2030)
{
return(false);
}
var hgt = passport["hgt"];
var hgtInt = Int32.Parse(hgt.Substring(0, hgt.Length - 2));
if (hgt.Contains("cm"))
{
if (hgtInt < 150 || hgtInt > 193)
{
return(false);
}
}
else if (hgt.Contains("in"))
{
if (hgtInt < 59 || hgtInt > 76)
{
return(false);
}
}
var hcl = passport["hcl"];
var hclPattern = "^[#][0-9a-f]{6}$";
if (!RegexUtils.IsMatch(hclPattern, hcl))
{
return(false);
}
var ecl = passport["ecl"];
if (!RegexUtils.IsMatch("^amb|blu|brn|gry|grn|hzl|oth$", ecl))
{
return(false);
}
var pid = passport["pid"];
var pidPattern = "^[0-9]{9}$";
if (!RegexUtils.IsMatch(pidPattern, pid))
{
return(false);
}
}
catch
{
return(false);
}
return(valid);
}
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());
}