private static bool NoRemainingUnknownValues(PlayingField puzzle)
{
return(!puzzle.values.Any(x => x.KnownValue == 0));
}
public static IEnumerable <int> ValuesInRow(PlayingField playingField, int y)
{
return(playingField.values.Where(v => v.Y == y && v.KnownValue > 0).Select(f => f.KnownValue));
}
public static IEnumerable <int> ValuesInBlock(PlayingField playingField, int x, int y, int blockXOffset, int blockYOffset)
{
return(FieldValuesInBlock(playingField, x, y, blockXOffset, blockYOffset).Select(f => f.KnownValue));
}
public static IEnumerable <int> ValuesInCollum(PlayingField playingField, int x)
{
return(playingField.values.Where(v => v.X == x && v.KnownValue > 0).Select(f => f.KnownValue));
}
public static IEnumerable <int> ValuesInBlock(PlayingField playingField, int x, int y)
{
return(ValuesInBlock(playingField, x, y, 0, 0));
}