public override void Solve()
{
var sec = new Sectioner(Input);
var deck1 = new Queue <int>();
foreach (string line in sec.NextSection(1))
{
deck1.Enqueue(int.Parse(line));
}
var deck2 = new Queue <int>();
foreach (string line in sec.NextSection(1))
{
deck2.Enqueue(int.Parse(line));
}
var winner = RecursiveCombat(deck1, deck2) ? deck2 : deck1;
long total = 0;
while (winner.Count != 0)
{
Console.Write($"{winner.Peek()} ");
total += winner.Count * winner.Dequeue();
}
Console.WriteLine();
Console.WriteLine($"The recursive combat score is {total}");
}
public override void Solve()
{
var sec = new Sectioner(Input);
var grammar = ParseGrammar(sec);
grammar.StartingSymbol = grammar.NonTerminals["0"];
var nt = grammar.NonTerminals;
nt["8"].Rules.Add(new ReplaceRule {
Symbols = new() { nt["42"], nt["8"] }
});
public override void Solve()
{
var sec = new Sectioner(Input);
var grammar = ParseGrammar(sec);
grammar.StartingSymbol = grammar.NonTerminals["0"];
var parser = new EarleyParser(grammar.StartingSymbol);
int total = sec.NextSection().Count(line => parser.Recognizes(line));
Console.WriteLine($"Parser accepts {total} lines from input.");
}
public override void Solve()
{
var sec = new Sectioner(Input);
var deck1 = new Queue <int>();
var deck2 = new Queue <int>();
foreach (var line in sec.NextSection(1))
{
deck1.Enqueue(int.Parse(line));
}
foreach (var line in sec.NextSection(1))
{
deck2.Enqueue(int.Parse(line));
}
while (deck1.Count != 0 && deck2.Count != 0)
{
int one = deck1.Dequeue();
int two = deck2.Dequeue();
if (one > two)
{
deck1.Enqueue(one);
deck1.Enqueue(two);
}
else
{
deck2.Enqueue(two);
deck2.Enqueue(one);
}
}
var winner = deck1.Count == 0 ? deck2 : deck1;
long total = 0;
while (winner.Count != 0)
{
total += winner.Count * winner.Dequeue();
}
Console.WriteLine($"The winner's score is {total}");
}
protected Grammar ParseGrammar(Sectioner sec)
{
var grammar = new Grammar();
foreach (string line in sec.NextSection())
{
string[] split = line.Split(':');
string name = split[0];
string ruleset = split[1];
grammar.NonTerminals.TryAdd(name, new NonTerminal {
Name = name
});
split = ruleset.Split('|');
foreach (string rule in split)
{
AddRuleToGrammar(grammar, name, rule);
}
}
//PrintGrammar(grammar.NonTerminals);
return(grammar);
}
