public List <RangeItem> GetRange(RangeType type, int index)
{
var result = new List <RangeItem>();
int aBegin = 0;
int aEnd = 0;
int bBegin = 0;
int bEnd = 0;
switch (type)
{
case RangeType.Row:
aBegin = index;
aEnd = index + 1;
bBegin = 0;
bEnd = 9;
break;
case RangeType.Column:
aBegin = 0;
aEnd = 9;
bBegin = index;
bEnd = index + 1;
break;
case RangeType.Block:
var firstBlockIndex = new int[9] {
0, 0, 0, 3, 3, 3, 6, 6, 6
};
aBegin = firstBlockIndex[index];
aEnd = firstBlockIndex[index] + 3;
bBegin = (index - firstBlockIndex[index]) * 3;
bEnd = bBegin + 3;
break;
}
for (int i = aBegin; i < aEnd; i++)
{
for (int j = bBegin; j < bEnd; j++)
{
result.Add(RangeItems.Find(o => o.Row == i && o.Column == j));
}
}
return(result);
}
static void Main(string[] args)
{
RangeItems ris = new RangeItems(14, 54); // create with range
float fLimit = 96f; // let's test with 96%
Parallel.For(0, ris.Count, i => { ris[i].Compute(fLimit); }); // compute them all
// pump to CSV
File.WriteAllText("results.csv", ris.BuildCSVHeader());
foreach (RangeItem ri in ris)
File.AppendAllText("results.csv", ri.ToCSVString());
// the end
Console.Write("Finished.. press enter: ");
Console.ReadLine();
}
public bool TryResolve(int row, int column)
{
var item = RangeItems.Find(o => o.Row == row && o.Column == column);
var logMessage = $"Try resolve [{item.Row}, {item.Column}]";
if (item.PossibleValues.Count == 1)
{
item.Value = item.PossibleValues[0];
item.PossibleValues = new List <int>();
Sudoku[item.Row, item.Column] = item.Value;
logMessage += $" -> Resolved: {Sudoku[item.Row, item.Column]}";
Log(logMessage);
return(true);
}
logMessage += $" -> Not Resolved. Possible values: [{string.Join(", ", item.PossibleValues)}]";
Log(logMessage);
return(false);
}
public List <RangeItem> GetAllBlank()
{
return(RangeItems.FindAll(i => i.Value == 0));
}