private bool ShowPossibles()
{
bool successful = false;
SetLog("Show Possibles:\n");
foreach (Cell solvedCell in Puzzle.SolvedCells)
{
HashSet <Cell> connectedCells = new HashSet <Cell>(
Puzzle.GetBlock(solvedCell)
.Concat(Puzzle.GetCage(solvedCell).Cells)
.Concat(Puzzle.GetColumn(solvedCell))
.Concat(Puzzle.GetRow(solvedCell))
.ToList()
);
foreach (Cell connectedCell in connectedCells)
{
int toRemove = solvedCell.Solution;
bool candidateRemoved = connectedCell.RemoveCandidate(toRemove);
if (candidateRemoved)
{
successful = true;
AppendLog(toRemove + " is removed from: " + connectedCell + "\n");
}
}
}
return(successful);
}
