public static IEnumerable <Triplet> Where(int maxFactor, int minFactor = 1, int sum = 0)
{
for (int _a = minFactor; _a < maxFactor - 1; _a++)
{
for (int _b = _a + 1; _b < maxFactor; _b++)
{
for (int _c = _b + 1; _c <= maxFactor; _c++)
{
Triplet newTriplet = new Triplet(_a, _b, _c);
if (!newTriplet.IsPythagorean())
{
continue;
}
if (sum != 0 && newTriplet.Sum() != sum)
{
continue;
}
yield return(newTriplet);
}
}
}
}
public static IEnumerable <Triplet> Where(int maxFactor, int minFactor = 1, int sum = 0)
{
for (int i = minFactor; i <= maxFactor; i += 1)
{
for (int j = i; j <= maxFactor; j += 1)
{
for (int k = j; k <= maxFactor; k += 1)
{
var t = new Triplet(i, j, k);
if (t.IsPythagorean() && (sum == 0 || t.Sum() == sum))
{
yield return(t);
}
}
}
}
}
public static IEnumerable <Triplet> Where(int maxFactor, int minFactor = 1, int sum = 0)
{
var triplets = new List <Triplet>();
for (int a = minFactor; a <= maxFactor - 2; a++)
{
for (int b = a + 1; b <= maxFactor - 1; b++)
{
for (int c = b + 1; c <= maxFactor; c++)
{
var triplet = new Triplet(a, b, c);
if (triplet.IsPythagorean() && (sum == 0 || triplet.Sum() == sum))
{
triplets.Add(triplet);
}
}
}
}
return(triplets);
}
public static IEnumerable <Triplet> Where(int maxFactor, int minFactor = 1, int sum = 0)
{
for (int i = minFactor; i <= maxFactor; i++)
{
for (int j = i; j <= maxFactor; j++)
{
for (int k = j; k <= maxFactor; k++)
{
if (i * i + j * j == k * k)
{
var triplet = new Triplet(i, k, j);
if (sum == 0)
{
yield return(triplet);
}
if (triplet.Sum() == sum)
{
yield return(triplet);
}
}
}
}
}
}
private static bool ShouldIncludeTriplet(int sum, Triplet triplet)
{
return triplet.IsPythagorean() && (sum == 0 || triplet.Sum() == sum);
}
private static bool ValidTriplet(Triplet triplet, int sum)
{
return(triplet.IsPythagorean() && (triplet.Sum() == sum || sum == 0));
}
private static bool ValidTriplet(Triplet triplet, int sum)
{
return triplet.IsPythagorean() && (triplet.Sum() == sum || sum == 0);
}
private static bool ShouldIncludeTriplet(int sum, Triplet triplet)
{
return(triplet.IsPythagorean() && (sum == 0 || triplet.Sum() == sum));
}