public static bool history_contains(List <List <PerformanceStats> > aHistory, CharacterIndex[] aChars)
{
bool[] r = new bool[aChars.Count()];
foreach (var e in aHistory)
{
foreach (var f in e)
{
for (int i = 0; i < aChars.Count(); i++)
{
if (aChars[i] == f.Character)
{
r[i] = true;
}
}
}
}
return(r.Aggregate((e, f) => e & f));
}
public static void Test1()
{
IEnumerable <int> xs = Enumerable.Range(1, 10);
//fold
int a = xs.Aggregate((acc, x) => acc + x);
//foldBack
int b = xs.Reverse().Aggregate((acc, x) => acc + x);
IEnumerable <bool> ys = new bool[] { true, false, true, false };
bool c = ys.Aggregate((acc, y) => acc && y); //non-short-circuit
bool d = ys.And();
Console.WriteLine(a);
Console.WriteLine(b);
Console.WriteLine(c);
Console.WriteLine(d);
}
private bool IsPandigitalProduct(int n1, int n2)
{
bool[] digits = new bool[9];
int product = n1 * n2;
string result = n1.ToString() + n2.ToString() + product.ToString();
if (result.Length != 9)
{
return(false);
}
for (int i = 0; i < result.Length; ++i)
{
int value = int.Parse(result[i].ToString());
if (value == 0 || digits[value - 1] == true)
{
return(false);
}
digits[value - 1] = true;
}
return(digits.Aggregate((a, b) => a && b));
}
public override IEnumerator <bool> EvaluateInput()
{
IEnumerator <bool>[] inputEvaluation = actionFragments.Select(af => af.EvaluateInput()).ToArray();
bool[] results = new bool[inputEvaluation.Length];
bool[] hasResults = new bool[inputEvaluation.Length];
evaluate:
for (int i = 0; i < inputEvaluation.Length; i++)
{
hasResults[i] = inputEvaluation[i].MoveNext();
if (hasResults[i])
{
results[i] = inputEvaluation[i].Current;
}
}
if (hasResults.All(h => !h) && !AnyOfThem)
{
yield return(results.Aggregate(false, (a, b) => a & b));
}
else if (hasResults.Any(h => !h) && results.Any(h => h) && AnyOfThem)
{
yield return(true);
}
else if (hasResults.All(h => !h) && results.All(h => !h))
{
yield return(false);
yield break;
}
else
{
yield return(false);
goto evaluate;
}
}
