private static void Part2()
{
var lines = File.ReadAllLines("input2.txt");
var hasXyxRule = new HasXyxRule();
var twoLettersAtLeastTwiceRule = new TwoLettersAtLeastTwiceRule();
var rules = new IRule[] {hasXyxRule, twoLettersAtLeastTwiceRule,};
var result = lines.Count(line => rules.All(x => x.Check(line)));
Console.WriteLine(result);
}
private static void Part1()
{
var lines = File.ReadAllLines("input1.txt");
var hasVowelsRule = new HasVowelsRule();
var hasAdjacentEqualLettersRule = new HasAdjacentEqualLettersRule();
var doesNotHaveSubstringsRule = new NotRule(new HasSubstrings());
var rules = new IRule[] {hasVowelsRule, hasAdjacentEqualLettersRule, doesNotHaveSubstringsRule,};
var result = lines.Count(line => rules.All(x => x.Check(line)));
Console.WriteLine(result);
}
public INode Reduce(IRule rule, INodeContext <INode> page)
{
// sequence with a single item => no sequence needed
if (page.Count == 1)
{
return(page.Get(0));
}
var result = new ProtoRule(nameof(Core.Rules.Sequence), rule => new Core.Rules.Sequence(rule.RuleName, rule.All()));
result.AddChildren(page.GetAll().Of <ProtoRule>());
return(result);
}
public INode Reduce(IRule rule, INodeContext <INode> page)
{
// choice with a single item => no choice needed
if (page.Count == 1)
{
return(page.Get(0));
}
var result = new ProtoRule(nameof(Core.Rules.Choice), rule => new Core.Rules.Choice(rule.RuleName, rule.All()));
// filter out the "|" values
result.AddChildren(page.GetAll().Of <ProtoRule>());
return(result);
}