public IEnumerable <UBasCov> IEGet_BaseSet(int sz, int rnk)
{
if (UGLLst == null)
{
yield break;
}
__checkCC = 0;
List <UGLink> basUGLs = new List <UGLink>();
Bit981 HB981 = new Bit981(); //BaseSet bitPattern
Bit324 usedLK = new Bit324(); //usedLink(by serial number)
List <int> usedLKLst = new List <int>();
Bit81Chk coverChk = new Bit81Chk(sz, rnk, basUGLs, usedLKLst, usedLKIgnrLst);
var cmbBas = new Combination(UGLLst.Count, sz);
long rcbn36 = 0;
int jkC = 0;
int nxt = int.MaxValue; //(skip function)
while (cmbBas.Successor(nxt))
{
GeneralLogicGen.ChkBas1++; //*****
jkC++;
//*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==* sz=1
if (sz == 1)
{
UGLink UGL = UGLLst[cmbBas.Index[0]];
if (UGL.UC is UCell)
{
goto LNextSet; // if size=1, cell-type is invalid
}
// UGL.rcBit81 is Bit81
int blkB = (int)UGL.Get_rcbnFrame(2);
if (blkB.BitCount() > 1)
{
goto LNextSet;
}
int no = UGL.rcBit81.no, b = blkB.BitToNum();
var P = UGLLst.Find(U => U.Equal_no_block(no, b));
if (P == null)
{
goto LNextSet;
}
if ((P.rcBit81 - UGL.rcBit81).Count == 0)
{
goto LNextSet;
}
//there are numbers only within one block
HB981.Clear(); HB981.BPSet(UGL.rcBit81.no, UGL.rcBit81, tfbSet: false);
basUGLs.Clear(); basUGLs.Add(UGL);
GeneralLogicGen.ChkBas2++; //*****
goto LBSFound; //possibility of solution
}
//*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==*==* sz>=2
HB981.Clear();
basUGLs.Clear();
usedLKLst.Clear();
coverChk.Clear();
rcbn36 = 0;
//1..4....8.9.1...5.....63.....13.5.79..3...8..76.2.94.....75.....1...6.4.8....4..2
for (int k = 0; k < sz; k++)
{
nxt = k;
UGLink UGL = UGLLst[cmbBas.Index[k]];
rcbn36 |= UGL.rcbnFrame2;
if (!Check_rcbnCondition(sz, rnk, k, rcbn36))
{
goto LNextSet; //# Extremely efficient
}
if (UGL.rcBit81 is Bit81) // ............ rcb ............
{
if (k > 0 && HB981.IsHit(UGL.rcBit81.no, UGL.rcBit81))
{
goto LNextSet; //included in BaseSet
}
HB981.BPSet(UGL.rcBit81.no, UGL.rcBit81, tfbSet: true); //register to BaseSet
usedLKLst.Add(UGL.rcBit81.ID); //tfx<<4 | no
int no = UGL.rcBit81.no;
coverChk.noB |= 1 << no; //qq
}
else // ........... Cell ............
{
UCell UC = UGL.UC;
int rc = UC.rc;
foreach (var n in UC.FreeB.IEGet_BtoNo(9))
{
if (k > 0 && HB981.IsHit(n, rc))
{
goto LNextSet;
}
HB981.BPSet(n, rc, tfbSet: true);
}
int IDrc = rc << 17 | 1 << 16;
usedLKLst.Add(IDrc); //tfx<<4 | no
}
basUGLs.Add(UGL); //qq
}
GeneralLogicGen.ChkBas2++; //*****
bool niceB = coverChk.Check_BaseSetCondition(HB981); //########## check_rcB9 ##########
if (!niceB)
{
goto LNextSet;
}
//1..4....8.9.1...5.....63.....13.5.79..3...8..76.2.94.....75.....1...6.4.8....4..2
if (sz >= 2)
{
int noBP = HB981.nzBit;
int noCC = noBP.BitCount();
if (noCC >= 2)
{
List <int> IX = noBP.IEGet_BtoNo().ToList();
if (sz >= 2)
{
for (int k = 0; k < noCC; k++)
{
Bit81 A = new Bit81(), B = new Bit81();
int no = IX[k];
foreach (var P in basUGLs)
{
if (P.rcBit81 is Bit81)
{
if (P.rcBit81.no == no)
{
A |= P.rcBit81;
}
else
{
B |= P.rcBit81;
}
}
else
{
int rc = P.UC.rc;
foreach (var n in P.UC.FreeB.IEGet_BtoNo())
{
if (n == no)
{
A.BPSet(rc);
}
else
{
B.BPSet(rc);
}
}
}
}
int nOL = (B & A).Count;
if (rnk == 0 && nOL < 2)
{
goto LNextSet;
}
if (rnk > 0 && nOL < 1)
{
goto LNextSet;
}
// WriteLine("---------- no:{0} sz:{1} rnk:{2} nOL:{3} (A-B):{4} (B-A):{5}", no, sz,rnk, nOL, (A-B).Count, (B-A).Count );
}
//1..4....8.9.1...5.....63.....13.5.79..3...8..76.2.94.....75.....1...6.4.8....4..2
}
}
}
//---------------------------------------------------------------------------------------
LBSFound:
if (SDK_Ctrl.UGPMan.stageNo == 12 && sz >= 3)// && rnk==1 ){
{
WriteLine("\r sz:{0} rnk:{1} jkc:{2}", sz, rnk, jkC);
Check_rcbnCondition(sz, rnk, sz, rcbn36, printB: true);
basUGLs.ForEach(P => WriteLine(P.ToString("BaseSet")));
}
usedLK.Clear();
basUGLs.ForEach(P => usedLK.BPSet(P.SrNum)); //IDrc: rc<<17 | 1<<16
UBasCov UBC = new UBasCov(basUGLs, HB981, sz, usedLK);
yield return(UBC);
LNextSet:
continue;
}
yield break;
}
private void _generalLogicResult(UBasCov UBCc)
{
try{
Bit81 Q = new Bit81();
foreach (var P in UBCc.covUGLs)
{
Q |= P.rcbn2.CompressToHitCells();
}
foreach (var UC in Q.IEGetRC().Select(rc => pBDL[rc]))
{
UC.SetCellBgColor(SolBkCr2);
}
for (int rc = 0; rc < 81; rc++)
{
int noB = UBCc.HB981.IsHit(rc);
if (noB > 0)
{
pBDL[rc].SetNoBBgColor(noB, AttCr, SolBkCr);
}
}
string msg = "\r BaseSet: ";
string msgB = "";
foreach (var P in UBCc.basUGLs)
{
if (P.rcBit81 is Bit81)
{
msgB += P.tfx.tfxToString() + $"#{(P.rcBit81.no+1)} ";
}
else
{
msgB += P.UC.rc.ToRCString() + " ";
}
}
msg += ToString_SameHouseComp1(msgB);
msg += "\r CoverSet: ";
string msgC = "";
foreach (var P in UBCc.covUGLs)
{
if (P.rcBit81 is Bit81)
{
msgC += P.tfx.tfxToString() + $"#{(P.rcBit81.no+1)} ";
}
else
{
msgC += P.UC.rc.ToRCString() + " ";
}
}
msg += ToString_SameHouseComp1(msgC);
string st = $"GeneralLogic N:{UBCc.sz} rank:{UBCc.rnk}";
Result = st;
msg += $"\r\r ChkBas:{ChkBas4}/{ChkBas1} ChkCov:{ChkCov2}/{ChkCov1}";
ResultLong = st + msg;
}
catch (Exception ex) {
WriteLine(ex.Message);
WriteLine(ex.StackTrace);
}
}
//1..4....8.9.1...5.....63.....13.5.79..3...8..76.2.94.....75.....1...6.4.8....4..2
public IEnumerable <UBasCov> IEGet_CoverSet(UBasCov UBC, int rnk)
{
if (UGLLst == null)
{
yield break;
}
List <UGLink> basUGLs = UBC.basUGLs;
Bit981 HB981 = UBC.HB981;
Bit324 usedLK = UBC.usedLK;
int nzBit = HB981.nzBit;
int nzBitCC = nzBit.BitCount();
int sz = UBC.sz;
List <UGLink> UGLCovLst = new List <UGLink>(); // UGLCovLst:candidate link
#region Create UGLCovLst
Bit81 Bcmp = HB981.CompressToHitCells();
foreach (var P in UGLLst.Where(q => !usedLK.IsHit(q.SrNum)))
{
if (P.rcBit81 is Bit81) //Row, column, block link
{
if ((nzBit & (1 << P.rcBit81.no)) == 0)
{
continue;
}
int B = (HB981._BQ[P.rcBit81.no] & P.rcBit81).BitCount();
if (B == 0)
{
continue;
}
// if rank:0, the CoverSet has two or more common items
if (rnk == 0 && (HB981._BQ[P.rcBit81.no] & P.rcBit81).Count < 2)
{
continue;
}
UGLCovLst.Add(P);
}
else //Cell
{
if (nzBitCC <= 1)
{
continue;
}
if ((nzBit & P.UC.FreeB) == 0)
{
continue;
}
int B = nzBit & P.UC.FreeB;
if (B == 0)
{
continue;
}
int rc = P.UC.rc;
int kcc = 0, kccLim = (rnk == 0)? 2:1;
foreach (var no in B.IEGet_BtoNo())
{
if (!HB981._BQ[no].IsHit(rc))
{
continue;
}
if (++kcc >= kccLim)
{
UGLCovLst.Add(P); break;
}
}
}
}
#endregion
if (UGLCovLst.Count < sz + rnk)
{
yield break;
}
Bit981 HC981 = new Bit981();
Bit981 HLapB = new Bit981();
Bit981 Can981 = new Bit981();
Combination cmbCvr = new Combination(UGLCovLst.Count, sz + rnk);
int nxt = int.MaxValue;
while (cmbCvr.Successor(nxt))
{
++GeneralLogicGen.ChkCov1;
HC981.Clear();
Array.ForEach(cmbCvr.Index, m => HC981 |= UGLCovLst[m].rcbn2);
if (!(HB981 - HC981).IsZero())
{
goto LNextSet; //BaseSet is covered?
}
Bit981 CsubB = HC981 - HB981;
if (CsubB.IsZero())
{
goto LNextSet; //excludable candidates is exist?
}
List <UGLink> covUGLs = new List <UGLink>();
Array.ForEach(cmbCvr.Index, m => covUGLs.Add(UGLCovLst[m]));
if (rnk == 0)
{
Can981 = CsubB;
}
else //if(rnk>0){
{
bool SolFound = false;
foreach (int n in CsubB.nzBit.IEGet_BtoNo())
{
foreach (int rc in CsubB._BQ[n].IEGetRC())
{
int kc = covUGLs.Count(Q => Q.IsHit(n, rc));
if (kc == rnk + 1)
{
Can981.BPSet(n, rc);
SolFound = true;
}
}
}
if (!SolFound)
{
continue;
}
}
++GeneralLogicGen.ChkCov2; //*****
UBC.addCoverSet(covUGLs, HC981, Can981, rnk);
yield return(UBC);
LNextSet:
continue;
}
yield break;
}