public Bit981(UGLink UGL) : this()
{
Bit981 B = new Bit981();
if (UGL.rcBit81 is Bit81)
{
int no = UGL.rcBit81.no;
B._BQ[no] = UGL.rcBit81;
foreach (int rc in UGL.rcBit81.IEGet_rc())
{
B._BQ[no].BPSet(rc);
}
if (!UGL.rcBit81.IsZero())
{
nzBit |= (1 << no);
}
}
else
{
UCell uc = UGL.UC as UCell;
foreach (var n in uc.FreeB.IEGet_BtoNo())
{
B._BQ[n].BPSet(uc.rc);
nzBit |= (1 << n);
}
}
}
public Bit981(Bit981 Q) : this()
{
this.nzBit = Q.nzBit;
for (int n = 0; n < sz; n++)
{
this._BQ[n] = Q._BQ[n];
}
}
public uint CompareTo(Bit981 B)
{
for (int n = 0; n < sz - 1; n++)
{
if (this._BQ[n] == B._BQ[n])
{
return((uint)(this._BQ[n].CompareTo(B._BQ[n])));
}
}
return((uint)(this._BQ[sz - 1].CompareTo(B._BQ[sz - 1])));
}
static public Bit981 operator-(Bit981 A, Bit981 B)
{
Bit981 C = new Bit981();
for (int n = 0; n < sz; n++)
{
C._BQ[n] = A._BQ[n] - B._BQ[n];
}
__Set_nzBit(C);
return(C);
}
public Bit981 Copy()
{
Bit981 Scpy = new Bit981();
for (int n = 0; n < sz; n++)
{
Scpy._BQ[n] = _BQ[n].Copy();
}
Scpy.nzBit = this.nzBit;
return(Scpy);
}
public override bool Equals(object obj)
{
Bit981 A = obj as Bit981;
if (A == null)
{
return(false);
}
for (int k = 0; k < sz; k++)
{
if (_BQ[k] != A._BQ[k])
{
return(false);
}
}
return(true);
}
static private void __Set_nzBit(Bit981 C)
{
int nzBit = 0;
for (int n = 0; n < sz; n++)
{
if (C._BQ[n].IsZero())
{
nzBit &= ((1 << n) ^ 0x7FFFFFFF);
}
else
{
nzBit |= (1 << n);
}
}
C.nzBit = nzBit;
}
public UGLink(UCell UC)
{
this.SrNum = SrNum0++; this.UC = UC;
rcbn2 = new Bit981();
rcbn_conn2 = new Bit981();
foreach (var n in UC.FreeB.IEGet_BtoNo())
{
rcbn2.BPSet(n, UC.rc);
}
for (int n = 0; n < 9; n++)
{
rcbn_conn2._BQ[n] |= p_connectedCells[UC.rc];
}
int _rcbFrame = (1 << UC.r | 1 << (UC.c + 9) | 1 << (UC.b + 18));
rcbnFrame2 = (long)_rcbFrame | ((long)UC.FreeB) << 27; //■
}
public bool Check_connected(Bit981 HB981)
{
if (rcBit81 is Bit81)
{
int no = rcBit81.no;
return(HB981._BQ[no].IsHit(rcbn_conn2._BQ[no]));
}
else
{
int rc = UC.rc;
foreach (var n in UC.FreeB.IEGet_BtoNo())
{
if (HB981._BQ[n].IsHit(rc))
{
return(true);
}
}
return(false);
}
}
public UGLink(Bit81 rcBit81)
{
this.SrNum = SrNum0++;
this.rcBit81 = rcBit81; this.sz = rcBit81.BitCount();
rcbn2 = new Bit981(rcBit81);
rcbn_conn2 = new Bit981();
var _conn = new Bit81();
foreach (var rc in rcBit81.IEGet_rc())
{
_conn |= p_connectedCells[rc];
for (int n = 0; n < 9; n++)
{
rcbn_conn2.BPSet(n, rc);
}
}
int no = rcBit81.no;
rcbn_conn2._BQ[no] = _conn - rcBit81;
rcbnFrame2 = (long)rcBit81.Get_RowColumnBlock() | ((long)1 << (no + 27)); //■
}
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;
}
public void addCoverSet(List <UGLink> covUGLs, Bit981 HC981, Bit981 Can981, int rnk)
{
this.covUGLs = covUGLs; this.HC981 = HC981; this.Can981 = Can981; this.rnk = rnk;
}
public UBasCov(List <UGLink> basUGLs, Bit981 HB981, int sz, Bit324 usedLK)
{
this.basUGLs = basUGLs; this.HB981 = HB981; this.sz = sz; this.usedLK = usedLK;
}
public bool Check_BaseSetCondition(Bit981 HB981) //for sz>=2
{
bool niceB = false, E = false;
jkC++;
#region There is a link between the link and the other link group
for (int k = 0; k < sz; k++)
{
UGLink UGL = basUGLs[k];
Bit981 Bcum = new Bit981();
for (int m = 0; m < sz; m++)
{
if (m == k)
{
continue;
}
Bcum |= basUGLs[m].rcbn2;
}
if ((Bcum & UGL.rcbn_conn2).Count <= 0)
{
goto Lreturn; //false
}
}
#endregion
GeneralLogicGen.ChkBas3++; //*****
#region Every element of the number(#no) has a link
//それぞれのリンクは、その他のリンク群と連結する。
//リンクしないセルはrnk個数以下でなければならない。
//if(E) for(int n=0; n<9; n++ ) WriteLine(HB981.tfx27Lst[n].ToBitString(27));
Bit981 Q9 = HB981.Copy();
usedLKLst.ForEach(p => HB981.tfxReset(p & 0xF, p >> 4));
usedLKIgnrLst.ForEach(p => HB981.tfxReset(p & 0xF, p >> 4));
//if(E) for(int n=0; n<9; n++ ) WriteLine(HB981.tfx27Lst[n].ToBitString(27));
int QPP = 0;
foreach (var no in noB.IEGet_BtoNo())
{
Bit81 Q = Q9._BQ[no];//new Bit81(HB981._BQ[no]);
//if(E) WriteLine( "HB981.tfxLst[no]: "+HB981.tfx27Lst[no].ToBitString(27) );
foreach (var tfx in HB981.tfx27Lst[no].IEGet_tfb())
{
int bp = HB981.GetBitPattern_tfnx(no, tfx);
if (bp <= 0)
{
continue;
}
int nc = bp.BitCount();
if (nc >= 2)
{
if (E)
{
WriteLine("Q: " + Q.ToString());
}
foreach (var nx in bp.IEGet_BtoNo())
{
int rc = tfx.Get_tfx_rc(nx);
Q.BPReset(rc);
}
//if(E) WriteLine("Q: "+Q.ToString() );
}
}
QPP += Q.Count;
}
if (QPP <= rnk)
{
niceB = true; goto Lreturn;
}
#endregion
GeneralLogicGen.ChkBas3++; //*****
#region There is a possibility link between the patterns of numbers n1,n2
//数字間のリンクしないセルは、rnk*2以下でなければならない。
if (HB981.nzBit.BitCount() >= 2)
{
bool firstB = true;
Bit81 Q = null;
foreach (var n in HB981.nzBit.IEGet_BtoNo())
{
if (firstB)
{
Q = HB981._BQ[n]; firstB = false;
}
else
{
Q |= HB981._BQ[n];
}
}
foreach (var rc in Q.IEGetRC())
{
if (HB981.GetBitPattern_rcN(rc).BitCount() >= 2) //セルrcの数字間リンクがあるときは、Q9リセット
{
foreach (var no in noB.IEGet_BtoNo())
{
Q9._BQ[no].BPReset(rc);
}
}
}
int Q9cc = Q9.BitCount();
if (Q9cc <= rnk)
{
niceB = true; goto Lreturn;
} //直接リンクしないセルがrnk以下のときは、次のテストに進む
if (Q9cc <= rnk * 2)
{
GeneralLogicGen.ChkBas1B++; //*****
foreach (var n1 in Q9.nzBit.IEGet_BtoNo())
{
foreach (var rc in Q9._BQ[n1].IEGetRC())
{
foreach (var n2 in Q9.nzBit.IEGet_BtoNo().Where(nx => nx != n1))
{
if ((Q9._BQ[n2] & p_connectedCells[rc]).BitCount() == 0)
{
continue;
}
//リンクしないセル間を繋ぐリンクがある（”可能性あり”で次のテストに進む
GeneralLogicGen.ChkBas1A++; //*****
niceB = true; goto Lreturn;
}
}
}
}
}
#endregion
GeneralLogicGen.ChkBas4++; //*****
Lreturn:
return(niceB);
}
//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;
}