/// <inheritdoc/>
public virtual bool TryInit(IReadOnlyPuzzle puzzle, BitVector uniquePossibleValues)
{
int numDimensions = GetNumDimensions(puzzle);
if (numDimensions != _dimensions?.Length)
{
_dimensions = new BitVector[numDimensions];
_remainingCountOnDimension = new int[numDimensions][];
}
int maxValue = uniquePossibleValues.ComputeLastSetBit();
Span <int> requiredCounts = stackalloc int[maxValue + 1];
requiredCounts.Clear();
foreach ((int value, int count) in puzzle.CountPerUniqueValue)
{
requiredCounts[value] = count;
}
for (int d = 0; d < numDimensions; ++d)
{
_remainingCountOnDimension ![d] = requiredCounts.ToArray();
public void ComputeLastSetBit_IsCorrect(uint data, int lastBit)
{
var vector = new BitVector(data);
Assert.Equal(lastBit, vector.ComputeLastSetBit());
}
