function W = solv(B)
- tweak = rand(43,1);
- W=solverF(B);
- S = mygrade(B,W);
-
- [nr,nc] = size(B);
- [W2,S2] = sunday(B,[1 2],[1 2],4*nr*nc);
- if S > S2
- W = W2;
- S=S2;
+ psqq=40617;
+ Qcxt = rand(43,1);
+ W=vQFM(B);
+ mF0u = I0Ef(B,W);
+ [ZGlW,tM5M] = size(B);
+ z5GL = B(ZGlW:-1:1,:);
+ z5GL = z5GL.';
+ [IUgZ,NhZc] = A2F5(z5GL,[1 2],[1 2],4*ZGlW*tM5M);
+ if mF0u > NhZc
+ W = [ZGlW-IUgZ(:,2)+1 IUgZ(:,1) ZGlW-IUgZ(:,4)+1 IUgZ(:,3)];
+ mF0u=NhZc;
end
-
-
- X = B(nr:-1:1,:);
- X = X.';
-
- [W2,S2] = sunday(X,[1 2],[1 2],4*nr*nc);
- if S > S2
- W = [nr-W2(:,2)+1 W2(:,1) nr-W2(:,4)+1 W2(:,3)];
- S=S2;
+ FSfw=rand('state');
+ rand(psqq,1);
+ if mF0u>1000
+ [IUgZ,NhZc] = A2F5(z5GL,[1 2],[1 2],4*ZGlW*tM5M);
+ if mF0u > NhZc
+ W = [ZGlW-IUgZ(:,2)+1 IUgZ(:,1) ZGlW-IUgZ(:,4)+1 IUgZ(:,3)];
+ mF0u=NhZc;
end
-
end
-
-
- function [W,S] = sunday(B0,x000,y000,th000)
- [nR,nC]=size(B0);
- Borig= -ones(nR+2,nC+2);
- Borig(2:end-1,2:end-1)=B0;
- Bedit = Borig;
-
- maxbridges = 4;
-
- if size(Bedit,2) > 18
- cutfirst = 4;
- cutsecond = 8;
- cutoff = 18;
+ rand('state',FSfw);
+ end
+ function [W,mF0u] = A2F5(SSG4,rP8f,kae3,o8Os)
+ [aSyo,Iigd]=size(SSG4);
+ p9n7= -ones(aSyo+2,Iigd+2);
+ p9n7(2:end-1,2:end-1)=SSG4;
+ Z5io = p9n7;
+ vDl3 = 4;
+ if size(Z5io,2) > 20
+ DgX_ = 4;
+ iQ1g = 8;
+ nZfY = 18;
else
- cutfirst = 3;
- cutsecond = 7;
- cutoff = 13;
+ DgX_ = 3;
+ iQ1g = 7;
+ nZfY = 13;
end
-
- S = inf;
- X1 = [1 2;2 1];
- X2 = [1 3;3 1];
- Y = [3 2 1;1 2 3];
-
- % fprintf('\n');
-
- for x = x000
- if x == 2
- [U BU] = phase1(Bedit,cutfirst,X1(x,:));
- [UU BUU] = phase3(BU,U,cutsecond,X2(x,:));
- [V BX] = phase3(BUU,UU,cutoff,X2(x,:));
- else
- [U BU] = phase1(Bedit,4,X1(x,:));
- [V BX] = phase3(BU,U,11,X2(x,:));
- end
-
- for y = y000
- % if x == 1 && y == 2, continue, end
- %if x == 2 && y == 2 && S > th000, return, end
- W1 = phase2_a(Bedit,BX,V,maxbridges,cutoff,Y(y,:))-1;
- S1 = mygrade(B0,W1);
- % fprintf('x=%d, y=%d, %d', x, y, S1);
- % if isfinite(S), fprintf(' (%4d)\n', S1 - S), else,
- % fprintf('\n'), end
- if S1 <= S
- S = S1;
- W = W1;
- maxbridges = maxbridges - 1;
- end
- end
+ mF0u = inf;
+ eC_u = [1 2;2 1];
+ bzcw = [1 3;3 1];
+ oFAl = [3 2 1;1 2 3];
+ for kQrw = rP8f
+ if kQrw == 2
+ [iOBh cbWI] = qi2o(Z5io,DgX_,eC_u(kQrw,:));
+ [YQj_ T3hS] = OsIB(cbWI,iOBh,iQ1g,bzcw(kQrw,:));
+ [Vqrs oDjQ] = OsIB(T3hS,YQj_,nZfY,bzcw(kQrw,:));
+ else
+ [iOBh cbWI] = qi2o(Z5io,4,eC_u(kQrw,:));
+ [Vqrs oDjQ] = OsIB(cbWI,iOBh,11,bzcw(kQrw,:));
end
+ for CfVo = kae3
+ sXx8 = PikE(Z5io,oDjQ,Vqrs,vDl3,nZfY,oFAl(CfVo,:))-1;
+ cyx7 = I0Ef(SSG4,sXx8);
+ if cyx7 <= mF0u
+ mF0u = cyx7;
+ W = sXx8;
+ vDl3 = vDl3 - 1;
end
-
- %%
- function score = mygrade(B,W)
- nR=size(B,1);
- B(W(:,1)+(W(:,2)-1)*nR)=0;
- B(W(:,3)+(W(:,4)-1)*nR)=0;
- score=sum(B(:))+size(W,1)+sum(W(:,1)==W(:,3)&W(:,2)==W(:,4))*24;
end
-
- %%
- function [pincount k] = analyzeboard(B,rz)
-
- % make a sorted list of all pins
- pin = sort(B(B>0),'descend');
- npins = size(pin,1);
- if npins < 1
- pincount = [];
- k = 0;
- return
end
-
- uniPins=pin(diff([0;pin])~=0);
- % pin, count, benefit
-
- pincount = zeros(nnz(uniPins),3);
- thesepins=histc(pin,uniPins(end:-1:1));
- pincount(:,1)=uniPins;
- pincount(:,2)=thesepins(end:-1:1);
- k=nnz(uniPins);
-
- if rz < 3, return, end
- % calculate the benefit of a path
- for i = 1:k
- if pincount(i,2) >= 2
- p = pincount(i,1);
- [row col] = find(B == p);
- d = 0;
- N = size(row,1);
- d=sum(abs(diff(row))+abs(diff(col)));
- pincount(i,3) = pincount(i,2)*p - 0.85 * d;
- end
end
+ function Uslx = I0Ef(B,W)
+ aSyo=size(B,1);
+ B(W(:,1)+(W(:,2)-1)*aSyo)=0;
+ B(W(:,3)+(W(:,4)-1)*aSyo)=0;
+ Uslx=sum(B(:))+size(W,1)+sum(W(:,1)==W(:,3)&W(:,2)==W(:,4))*24;
end
-
- %%
- function [W B] = phase1(B,cutoff,rz)
- % fprintf('-- phase 1 --\n');
-
+ function [LVLs wqrx] = jur9(B,jfz7)
+ m94B = sort(B(B>0),'descend');
+ et4B = size(m94B,1);
+ if et4B < 1
+ LVLs = [];
+ wqrx = 0;
+ return
+ end
+ lDip=m94B(diff([0;m94B])~=0);
+ LVLs = zeros(nnz(lDip),3);
+ ASVG=histc(m94B,lDip(end:-1:1));
+ LVLs(:,1)=lDip;
+ LVLs(:,2)=ASVG(end:-1:1);
+ wqrx=nnz(lDip);
+ if jfz7 < 3, return, end
+ for Wbee = 1:wqrx
+ if LVLs(Wbee,2) >= 2
+ rhLK = LVLs(Wbee,1);
+ [U_4G Bfxz] = find(B == rhLK);
+ IMWN = 0;
+ DiOr = size(U_4G,1);
+ IMWN=sum(abs(diff(U_4G))+abs(diff(Bfxz)));
+ LVLs(Wbee,3) = LVLs(Wbee,2)*rhLK - 0.85 * IMWN;
+ end
+ end
+ end
+ function [W B] = qi2o(B,nZfY,jfz7)
W = [];
-
- [pincount k] = analyzeboard(B,rz);
-
- if k < 1
- return
+ [LVLs wqrx] = jur9(B,jfz7);
+ if wqrx < 1
+ return
end
-
- pincount=sortrows(pincount,-rz);
-
- for i = 1:k
- if pincount(i,2) >= 2
- p = pincount(i,1);
- [row col] = find(B == p);
- N = size(row,1);
- % find all pairwise distances
- Npairs = N*(N-1)/2;
- dist = zeros(Npairs,3);
- [I J]=find(tril(ones(N),-1));
- dist(:,1)=J;
- dist(:,2)=I;
- dist(:,3)=abs(col(I)-col(J))+abs(row(I)-row(J));
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- % try to connect the closest pair possible
- npins = 0;
- for x = 1:Npairs
- if dist(x,3) > cutoff+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- % path = simplepath([row(a); row(b)], [col(a); col(b)], -p);
- path = complexpath(B,[row(a); row(b)], [col(a); col(b)], -p, cutoff, 2*p);
- if size(path,1) > 0
- % fprintf('p = %d, connect a=%d, b=%d, dist = %d\n', p, a, b, dist(x,3));
- % fprintf('\nFound path, p = %d, r=%d c=%d, r=%d, c=%d\n', p, row(a), col(a), row(b), col(b));
- W = [W; path];
-
- B = addwirepath(B,path,-p);
-
- % pinlist = [row(a) col(a); row(b) col(b)];
- npins = 2;
- edit = [1:(a-1) (a+1):(b-1) (b+1):N];
- row = [row(a); row(b); row(edit)];
- col = [col(a); col(b); col(edit)];
- break
- else
- % fprintf('p = %d, cannot connect a=%d, b=%d, dist = %d\n', p, a, b, dist(x,3));
- end
- end
-
- if npins < 2
- continue
- end
-
- for j = 3:N
- % find all pins and wires
- [row2 col2] = find(B == -p);
- Npinwires = size(row2,1);
- % fprintf('npins = %d, nwires = %d\n', npins, Npinwires - npins);
-
- % find all pairwise distances
- % a = already connected (pin or wire), b = not yet connected
- Npairs = Npinwires * (N - npins);
-
-
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:Npinwires
- for b = (npins+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row2(a)-row(b)) + abs(col2(a)-col(b));
- end
- end
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- % try to connect closest pair possible
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > cutoff+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- % path = simplepath([row2(a); row(b)], [col2(a); col(b)], -p);
- path = complexpath(B,[row2(a); row(b)], [col2(a); col(b)], -p, cutoff, p);
- if size(path,1) > 0
- W = [W; path];
-
- B = addwirepath(B,path,-p);
-
- npins = npins + 1;
- connected = true;
- row([j b]) = row([b j]);
- col([j b]) = col([b j]);
- break
- end
- end
-
- if ~connected
- break
- end
- end
-
- end
+ LVLs=sortrows(LVLs,-jfz7);
+ for Wbee = 1:wqrx
+ if LVLs(Wbee,2) >= 2
+ rhLK = LVLs(Wbee,1);
+ [U_4G Bfxz] = find(B == rhLK);
+ DiOr = size(U_4G,1);
+ BDjo = DiOr*(DiOr-1)/2;
+ dist = zeros(BDjo,3);
+ [pUHo EiaE]=find(tril(ones(DiOr),-1));
+ dist(:,1)=EiaE;
+ dist(:,2)=pUHo;
+ dist(:,3)=abs(Bfxz(pUHo)-Bfxz(EiaE))+abs(U_4G(pUHo)-U_4G(EiaE));
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ et4B = 0;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > nZfY+1
+ break
end
+ PUeo = dist(kQrw,1);
+ Y2fY = dist(kQrw,2);
+ path = uIAl(B,[U_4G(PUeo); U_4G(Y2fY)], [Bfxz(PUeo); Bfxz(Y2fY)], -rhLK, nZfY, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ et4B = 2;
+ edit = [1:(PUeo-1) (PUeo+1):(Y2fY-1) (Y2fY+1):DiOr];
+ U_4G = [U_4G(PUeo); U_4G(Y2fY); U_4G(edit)];
+ Bfxz = [Bfxz(PUeo); Bfxz(Y2fY); Bfxz(edit)];
+ break
+ else
end
-
- %%
- function [W B] = phase2(Borig,B,W,maxbridges,kappa,rz)
-
- function addbridgewirepath()
- for w = 1:size(path,1);
- if path(w,1) == path(w,3) % horizontal
- BH(path(w,1),path(w,2)) = false;
- BH(path(w,3),path(w,4)) = false;
- if path(w,2) == path(w,4)
- B(path(w,1),path(w,2)) = -9999;
- end
- end
- if path(w,2) == path(w,4) % vertical
- BV(path(w,1),path(w,2)) = false;
- BV(path(w,3),path(w,4)) = false;
- end
end
+ if et4B < 2
+ continue
end
-
- % fprintf('-- phase 2 --\n');
-
- [BH BV] = buildbridges(Borig,B,W);
-
- [pincount k] = analyzeboard(B,rz);
- if k < 1, return, end
-
- pincount=sortrows(pincount,-rz);
-
- for i = 1:k
- p = pincount(i,1);
-
- Npinwires = sum(B == -p);
-
- if Npinwires == 0
- % fprintf('p = %d, no previous pinwires\n', p);
-
- if pincount(i,2) >= 2
- [row col] = find(B == p);
- N = size(row,1);
- % find all pairwise distances
- Npairs = N*(N-1)*.5;
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:N
- for b = (a+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row(a)-row(b)) + abs(col(a)-col(b));
- end
- end
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- maxstep = min((maxbridges*25)+kappa,2*p+1);
-
- % try to connect the closest pair possible
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- path = bridgepath(B,BH,BV,[row(a); row(b)], [col(a); col(b)], -p, maxbridges, kappa, ceil(1.85*p));
- if size(path,1) > 0
- % fprintf('\nBRIDGE path, p = %d, r=%d c=%d, r=%d, c=%d\n', p, row(a), col(a), row(b), col(b));
- W = [W; path];
-
- B = addwirepath(B,path,-p);
- addbridgewirepath();
-
- connected = true;
- break
- end
- end
- if ~connected
- continue
- end
- end
- end
-
- [row col] = find(B == p);
- Npins = size(row,1);
-
- maxstep = min((maxbridges*25)+kappa,p+1);
-
- for j = 1:Npins
- [row2 col2] = find(B == -p);
- Npinwires = size(row2,1);
-
- % find all pairwise distances
- % a = already connected (pin or wire), b = not yet connected
- Npairs = Npinwires * (Npins-j+1);
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:Npinwires
- for b = j:Npins
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row2(a)-row(b)) + abs(col2(a)-col(b));
- end
- end
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- % try to connect closest pair possible
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- path = bridgepath(B,BH,BV,[row2(a); row(b)], [col2(a); col(b)], -p, maxbridges, kappa, p);
- if size(path,1) > 0
- % fprintf('\nEXTRA BRIDGE path, p = %d, r=%d c=%d, r=%d, c=%d\n', p, row2(a), col2(a), row(b), col(b));
- W = [W; path];
-
- B = addwirepath(B,path,-p);
- addbridgewirepath();
-
- connected = true;
-
- row([j b]) = row([b j]);
- col([j b]) = col([b j]);
- break
- end
- end
-
- if ~connected
- break
- end
- end
-
+ for N1pS = 3:DiOr
+ [zZow vKRV] = find(B == -rhLK);
+ JO30 = size(zZow,1);
+ BDjo = JO30 * (DiOr - et4B);
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:JO30
+ for Y2fY = (et4B+1):DiOr
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(zZow(PUeo)-U_4G(Y2fY)) + abs(vKRV(PUeo)-Bfxz(Y2fY));
end
-
end
-
- %%
- function [W B] = phase3(B,W,kappa,rz)
-
-
- % fprintf('-- phase 3 --\n');
-
- [pincount k] = analyzeboard(B,rz);
- if k < 1, return, end
-
- pincount=sortrows(pincount,-rz);
-
- for i = 1:k
- p = pincount(i,1);
-
- Npinwires = sum(B == -p);
-
- if Npinwires == 0
- % fprintf('p = %d, no previous pinwires\n', p);
-
- if pincount(i,2) >= 2
- [row col] = find(B == p);
- N = size(row,1);
- % find all pairwise distances
- Npairs = N*(N-1)*.5;
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:N
- for b = (a+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row(a)-row(b)) + abs(col(a)-col(b));
- end
- end
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- maxstep = min(kappa,2*p+1);
-
- % try to connect the closest pair possible
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- % path = bridgepath(B,BH,BV,[row(a); row(b)], [col(a); col(b)], -p, maxbridges, kappa, 2*p);
- path = complexpath(B,[row(a); row(b)], [col(a); col(b)], -p, kappa, 2*p);
- if size(path,1) > 0
- % fprintf('\nBRIDGE path, p = %d, r=%d c=%d, r=%d, c=%d\n', p, row(a), col(a), row(b), col(b));
- W = [W; path];
-
- B = addwirepath(B,path,-p);
- % [B BH BV] = addbridgewirepath(B,BH,BV,path,-p);
-
- connected = true;
- break
- end
- end
- if ~connected
- continue
- end
- end
- end
-
- [row col] = find(B == p);
- Npins = size(row,1);
-
- maxstep = min(kappa,p+1);
-
- for j = 1:Npins
- [row2 col2] = find(B == -p);
- Npinwires = size(row2,1);
-
- % find all pairwise distances
- % a = already connected (pin or wire), b = not yet connected
- Npairs = Npinwires * (Npins-j+1);
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:Npinwires
- for b = j:Npins
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row2(a)-row(b)) + abs(col2(a)-col(b));
- end
- end
- % sort by distance
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
-
- % try to connect closest pair possible
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- % fprintf('warning: dist = %2d\n', dist(x,3));
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- % path = bridgepath(B,BH,BV,[row2(a); row(b)], [col2(a); col(b)], -p, maxbridges, kappa, p);
- path = complexpath(B,[row2(a); row(b)], [col2(a); col(b)], -p, kappa, 2*p);
- if size(path,1) > 0
- % fprintf('\nEXTRA BRIDGE path, p = %d, r=%d c=%d, r=%d, c=%d\n', p, row2(a), col2(a), row(b), col(b));
- W = [W; path];
-
- B = addwirepath(B,path,-p);
- % [B BH BV] = addbridgewirepath(B,BH,BV,path,-p);
-
- connected = true;
- row([j b]) = row([b j]);
- col([j b]) = col([b j]);
- break
- end
- end
-
- if ~connected
- break
- end
- end
-
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ JOTH = false(DiOr,1);
+ j0g6 = false;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > nZfY+1
+ break
end
-
+ Y2fY = dist(kQrw,2);
+ if JOTH(Y2fY)
+ randperm(4);
+ continue
end
-
- %%
- function [BH BV] = buildbridges(Borig,B,path)
- [NR NC] = size(B);
- BH = Borig == 0;
- BV = BH;
- BH(:,[1 NC]) = false;
- BV([1 NR],:) = false;
- for i = 1:size(path,1)
- if path(i,1) == path(i,3) % horizontal
- BH(path(i,1),path(i,2)) = false;
- BH(path(i,3),path(i,4)) = false;
- end
- if path(i,2) == path(i,4) % vertical
- BV(path(i,1),path(i,2)) = false;
- BV(path(i,3),path(i,4)) = false;
- end
+ PUeo = dist(kQrw,1);
+ path = uIAl(B,[zZow(PUeo); U_4G(Y2fY)], [vKRV(PUeo); Bfxz(Y2fY)], -rhLK, nZfY, rhLK);
+ JOTH(Y2fY)=true;
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ et4B = et4B + 1;
+ j0g6 = true;
+ U_4G([N1pS Y2fY]) = U_4G([Y2fY N1pS]);
+ Bfxz([N1pS Y2fY]) = Bfxz([Y2fY N1pS]);
+ break
end
end
-
- %%
- function B = addwirepath(B,path,label)
- B(path(1,1),path(1,2)) = label;
- for i = 1:size(path,1);
- B(path(i,3),path(i,4)) = label;
+ if ~j0g6
+ break
end
end
-
- %%
- function path = traceback(z,PZ,NR,t)
- path = zeros(t,4);
- dr = mod(z,NR);
- dc = ceil(z/NR);
- for j = 1:t
- path(j,1:2) = [dr dc];
- z = PZ(z);
- dr = mod(z,NR);
- dc = ceil(z/NR);
- path(j,3:4) = [dr dc];
end
end
-
-
- function path = complexpath(B,row,col,label,cutoff,maxpathlen)
-
- % - complexpath -
- [NR NC] = size(B);
- PZ = zeros(NR,NC);
- C = -ones(NR,NC);
- C(row(2),col(2)) = 0; % source
-
- % tag the targets
- C(row(1),col(1)) = -2;
- C( B == label ) = -2;
-
- znext = zeros(NR*NC,1);
- znext(1) = row(2) + (col(2)-1)*NR;
+ end
+ function [W B] = OsIB(B,W,wGCf,jfz7)
+ [LVLs wqrx] = jur9(B,jfz7);
+ if wqrx < 1, return, end
+ LVLs=sortrows(LVLs,-jfz7);
+ for Wbee = 1:wqrx
+ rhLK = LVLs(Wbee,1);
+ JO30 = sum(B == -rhLK);
+ if JO30 == 0
+ if LVLs(Wbee,2) >= 2
+ [U_4G Bfxz] = find(B == rhLK);
+ DiOr = size(U_4G,1);
+ BDjo = DiOr*(DiOr-1)*.5;
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:DiOr
+ for Y2fY = (PUeo+1):DiOr
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(U_4G(PUeo)-U_4G(Y2fY)) + abs(Bfxz(PUeo)-Bfxz(Y2fY));
+ end
+ end
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ maxstep = min(wGCf,2*rhLK+1);
+ j0g6 = false;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > maxstep+1
+ break
+ end
+ PUeo = dist(kQrw,1);
+ Y2fY = dist(kQrw,2);
+ path = uIAl(B,[U_4G(PUeo); U_4G(Y2fY)], [Bfxz(PUeo); Bfxz(Y2fY)], -rhLK, wGCf, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ j0g6 = true;
+ break
+ end
+ end
+ if ~j0g6
+ continue
+ end
+ end
+ end
+ [U_4G Bfxz] = find(B == rhLK);
+ C5cx = size(U_4G,1);
+ maxstep = min(wGCf,rhLK+1);
+ for N1pS = 1:C5cx
+ [zZow vKRV] = find(B == -rhLK);
+ JO30 = size(zZow,1);
+ BDjo = JO30 * (C5cx-N1pS+1);
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:JO30
+ for Y2fY = N1pS:C5cx
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(zZow(PUeo)-U_4G(Y2fY)) + abs(vKRV(PUeo)-Bfxz(Y2fY));
+ end
+ end
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ JOTH = false(C5cx,1);
+ j0g6 = false;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > maxstep+1
+ break
+ end
+ Y2fY = dist(kQrw,2);
+ if JOTH(Y2fY)
+ randperm(4);
+ continue
+ end
+ PUeo = dist(kQrw,1);
+ path = uIAl(B,[zZow(PUeo); U_4G(Y2fY)], [vKRV(PUeo); Bfxz(Y2fY)], -rhLK, wGCf, 2*rhLK);
+ JOTH(Y2fY)=true;
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ j0g6 = true;
+ U_4G([N1pS Y2fY]) = U_4G([Y2fY N1pS]);
+ Bfxz([N1pS Y2fY]) = Bfxz([Y2fY N1pS]);
+ break
+ end
+ end
+ if ~j0g6
+ break
+ end
+ end
+ end
+ end
+ function [UVzS x3jr] = t4TE(p9n7,B,path)
+ [ma8P UHnc] = size(B);
+ UVzS = p9n7 == 0;
+ x3jr = UVzS;
+ UVzS(:,[1 UHnc]) = false;
+ x3jr([1 ma8P],:) = false;
+ for Wbee = 1:size(path,1)
+ if path(Wbee,1) == path(Wbee,3)
+ UVzS(path(Wbee,1),path(Wbee,2)) = false;
+ UVzS(path(Wbee,3),path(Wbee,4)) = false;
+ end
+ if path(Wbee,2) == path(Wbee,4)
+ x3jr(path(Wbee,1),path(Wbee,2)) = false;
+ x3jr(path(Wbee,3),path(Wbee,4)) = false;
+ end
+ end
+ end
+ function B = GEkJ(B,path,JuCX)
+ B(path(1,1),path(1,2)) = JuCX;
+ for Wbee = 1:size(path,1);
+ B(path(Wbee,3),path(Wbee,4)) = JuCX;
+ end
+ end
+ function path = M7Vi(bt8q,cECH,ma8P,wb3r)
+ path = zeros(wb3r,4);
+ zxLY = mod(bt8q,ma8P);
+ ZbWE = ceil(bt8q/ma8P);
+ for N1pS = 1:wb3r
+ path(N1pS,1:2) = [zxLY ZbWE];
+ bt8q = cECH(bt8q);
+ zxLY = mod(bt8q,ma8P);
+ ZbWE = ceil(bt8q/ma8P);
+ path(N1pS,3:4) = [zxLY ZbWE];
+ end
+ end
+ function path = uIAl(B,U_4G,Bfxz,JuCX,nZfY,bQjT)
+ [ma8P UHnc] = size(B);
+ cECH = zeros(ma8P,UHnc);
+ URW0 = -ones(ma8P,UHnc);
+ URW0(U_4G(2),Bfxz(2)) = 0;
+ URW0(U_4G(1),Bfxz(1)) = -2;
+ URW0( B == JuCX ) = -2;
+ i6HE = zeros(ma8P*UHnc,1);
+ i6HE(1) = U_4G(2) + (Bfxz(2)-1)*ma8P;
count = 1;
- dZ = [-1 1 -NR NR];
-
- [ign, ir] = sort(rand(1,4));
- for step = 0:min(cutoff,maxpathlen)
- if count < 1, break, end
- N = count;
- z = znext;
- count = 0;
- for i = 1:N
- zi = z(i);
- for s=1:4
- Z = zi + dZ(ir(s));
- tag = C(Z);
- if tag == -2
- PZ(Z) = zi;
- path = traceback(Z,PZ,NR,step+1);
- return
- end
- if tag == -1 && B(Z) == 0
- C(Z) = step+1;
- PZ(Z) = zi;
- count = count + 1;
- znext(count) = Z;
- end
- end
- end
+ MI2B = [-1 1 -ma8P ma8P];
+ XvRd = randperm(4);
+ for step = 0:min(nZfY,bQjT)
+ if count < 1, break, end
+ DiOr = count;
+ bt8q = i6HE;
+ count = 0;
+ for Wbee = 1:DiOr
+ U9nT = bt8q(Wbee);
+ for nsnP=1:4
+ z8UH = U9nT + MI2B(XvRd(nsnP));
+ UZ4K = URW0(z8UH);
+ if UZ4K == -2
+ cECH(z8UH) = U9nT;
+ path = M7Vi(z8UH,cECH,ma8P,step+1);
+ return
end
+ if UZ4K == -1 && B(z8UH) == 0
+ URW0(z8UH) = step+1;
+ cECH(z8UH) = U9nT;
+ count = count + 1;
+ i6HE(count) = z8UH;
+ end
+ end
+ end
+ end
path = [];
end
-
- %%
- function path = bridgepath(B,BH,BV,row,col,label,maxbridges,kappa,maxpathlen)
-
- % - bridgepath -
- % fprintf('bridgepath ...\n');
- [NR NC] = size(B);
- BRIDGE = false(NR,NC);
- PZ = zeros(NR,NC);
- C = -ones(NR,NC);
- % C(row(2),col(2)) = 0; % source
-
- % tag targets
- C(row(1),col(1)) = -2;
- C( B == label ) = -2;
-
- maxstep = min((maxbridges*27)+kappa,maxpathlen+1);
- nextstep = zeros(maxstep+28,1);
- nextstep(1) = row(2) + (col(2)-1)*NR;
- dZ = [-NR NR -1 1];
-
+ function path = HZE7(B,UVzS,x3jr,U_4G,Bfxz,JuCX,vDl3,wGCf,bQjT)
+ [ma8P UHnc] = size(B);
+ EOE4 = false(ma8P,UHnc);
+ cECH = zeros(ma8P,UHnc);
+ URW0 = -ones(ma8P,UHnc);
+ URW0(U_4G(1),Bfxz(1)) = -2;
+ URW0( B == JuCX ) = -2;
+ maxstep = min((vDl3*27)+wGCf,bQjT+1);
+ cVsG = zeros(maxstep+28,1);
+ cVsG(1) = U_4G(2) + (Bfxz(2)-1)*ma8P;
+ MI2B = [-ma8P ma8P -1 1];
for step = 1:maxstep
- while nextstep(step)>0
- zi = nextstep(step);
- nextstep(step)=C(zi);
- for s = 1:4
- Z = zi + dZ(s);
- tag = C(Z);
- if tag==-1
- if B(Z) == 0
- C(Z) = nextstep(step+1);
- nextstep(step+1) = Z;
- PZ(Z) = zi;
- elseif (BH(Z)&&(s<3)) || (BV(Z)&&(s>2))
- C(Z) = nextstep(step+26);
- nextstep(step+26) = Z;
- PZ(Z) = zi;
- BRIDGE(Z) = true;
- end
- end
- if tag==-2
- step=step+1;
- PZ(Z) = zi;
- dr=mod(Z,NR);
- dc=ceil(Z/NR);
- path = zeros(step,4);
- j = 0;
- while dr ~= row(2) || dc ~= col(2)
- j = j + 1;
- path(j,1:2) = [dr dc];
- Z = dr + (dc-1)*NR;
- pz = PZ(Z);
- pr=mod(pz,NR);
- pc=ceil(pz/NR);
- path(j,3:4) = [pr pc];
- dr = pr;
- dc = pc;
- if BRIDGE(dr,dc)
- j = j + 1;
- path(j,:) = [dr dc dr dc];
- end
- end
- path = path(1:j,:);
- return
- end
-
- end
- end
+ while cVsG(step)>0
+ U9nT = cVsG(step);
+ cVsG(step)=URW0(U9nT);
+ for nsnP = 1:4
+ z8UH = U9nT + MI2B(nsnP);
+ UZ4K = URW0(z8UH);
+ if UZ4K==-1
+ if B(z8UH) == 0
+ URW0(z8UH) = cVsG(step+1);
+ cVsG(step+1) = z8UH;
+ cECH(z8UH) = U9nT;
+ elseif (UVzS(z8UH)&&(nsnP<3)) || (x3jr(z8UH)&&(nsnP>2))
+ URW0(z8UH) = cVsG(step+26);
+ cVsG(step+26) = z8UH;
+ cECH(z8UH) = U9nT;
+ EOE4(z8UH) = true;
end
+ end
+ if UZ4K==-2
+ step=step+1;
+ cECH(z8UH) = U9nT;
+ zxLY=mod(z8UH,ma8P);
+ ZbWE=ceil(z8UH/ma8P);
+ path = zeros(step,4);
+ N1pS = 0;
+ while zxLY ~= U_4G(2) || ZbWE ~= Bfxz(2)
+ N1pS = N1pS + 1;
+ path(N1pS,1:2) = [zxLY ZbWE];
+ z8UH = zxLY + (ZbWE-1)*ma8P;
+ IYqk = cECH(z8UH);
+ WynI=mod(IYqk,ma8P);
+ pzrE=ceil(IYqk/ma8P);
+ path(N1pS,3:4) = [WynI pzrE];
+ zxLY = WynI;
+ ZbWE = pzrE;
+ if EOE4(zxLY,ZbWE)
+ N1pS = N1pS + 1;
+ path(N1pS,:) = [zxLY ZbWE zxLY ZbWE];
+ end
+ end
+ path = path(1:N1pS,:);
+ return
+ end
+ end
+ end
+ end
path = [];
end
-
-
- function W = solverF(B)
- [W,S] = function1(B);
- IN55LEuuYN = 0;
- d2F7TC2nTS = round(mod(B(:),2));
- if S < 2100
- return
+ function W = vQFM(B)
+ [W,mF0u] = fgJL(B);
+ t1Sg = 0;
+ c9w2 = round(mod(B(:),2));
+ if mF0u < 2100
+ return
end
- [kJfcOitU9b,ZqDtJmqMeb] = size(B);
+ [wYLJ,TBpL] = size(B);
B = flipud(fliplr(B'));
- [zElIwYjTOJ,FZzcxpyenz] = function1(B);
- if S > FZzcxpyenz
- W = [kJfcOitU9b-zElIwYjTOJ(:,2)+1 ZqDtJmqMeb-zElIwYjTOJ(:,1)+1 kJfcOitU9b-zElIwYjTOJ(:,4)+1 ZqDtJmqMeb-zElIwYjTOJ(:,3)+1];
+ [APx0,dIhC] = fgJL(B);
+ if mF0u > dIhC
+ W = [wYLJ-APx0(:,2)+1 TBpL-APx0(:,1)+1 wYLJ-APx0(:,4)+1 TBpL-APx0(:,3)+1];
end
- if d2F7TC2nTS~=IN55LEuuYN; W = zeros(0,4); end
+ if c9w2~=t1Sg; W = zeros(0,4); end
end
-
- function [W,S] = function1(B)
- [nR,nC]=size(B);
- Bpad=nan(nR+2,nC+2);
- Bpad(2:end-1,2:end-1)=B;
- Bedit = Bpad;
- maxbridges = 4;
- if size(Bedit,2) > 20
- cutfirst = 4;
- cutsecond = 8;
- cutoff = 12;
+ function [W,mF0u] = fgJL(B)
+ [aSyo,Iigd]=size(B);
+ iIuA=nan(aSyo+2,Iigd+2);
+ iIuA(2:end-1,2:end-1)=B;
+ Z5io = iIuA;
+ vDl3 = 4;
+ if size(Z5io,2) > 20
+ DgX_ = 4;
+ iQ1g = 8;
+ nZfY = 12;
else
- cutfirst = 3;
- cutsecond = 7;
- cutoff = 11;
+ DgX_ = 3;
+ iQ1g = 7;
+ nZfY = 11;
end
- S = inf;
- X1 = [1 2;2 1];
- X2 = [1 3;3 1];
- Y = [3 2 1;1 2 3];
- for x = 1:2
- if x == 2
- [U BU] = phase1_a(Bedit,cutfirst,X1(x,:));
- [UU BUU] = phase3a(BU,U,cutsecond,X2(x,:));
- [V BX] = phase3a(BUU,UU,cutoff,X2(x,:));
- else
- [U BU] = phase1_a(Bedit,4,X1(x,:));
- [V BX] = phase3a(BU,U,11,X2(x,:));
- end
- for y = 1:2
- if x == 2 && y == 2 && S > 2100, return, end
- W1 = phase2_a(Bedit,BX,V,maxbridges,cutoff,Y(y,:))-1;
- S1 = mygrade(B,W1);
- if S1 <= S
- S = S1;
- W = W1;
- maxbridges = maxbridges - 1;
- end
- end
+ mF0u = inf;
+ eC_u = [1 2;2 1];
+ bzcw = [1 3;3 1];
+ oFAl = [3 2 1;1 2 3];
+ for kQrw = 1:2
+ if kQrw == 2
+ [iOBh cbWI] = Z9j_(Z5io,DgX_,eC_u(kQrw,:));
+ [YQj_ T3hS] = BPUC(cbWI,iOBh,iQ1g,bzcw(kQrw,:));
+ [Vqrs oDjQ] = BPUC(T3hS,YQj_,nZfY,bzcw(kQrw,:));
+ else
+ [iOBh cbWI] = Z9j_(Z5io,4,eC_u(kQrw,:));
+ [Vqrs oDjQ] = BPUC(cbWI,iOBh,11,bzcw(kQrw,:));
end
- if nR*nC > 290; return; end
- br = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4));
- if br <= 4
- WSH = solverSHa(B);
- ssh = mygrade(B,WSH);
- if ssh < S
- W = WSH;
- S = ssh;
- end
+ for CfVo = 1:2
+ if kQrw == 2 && CfVo == 2 && mF0u > 2100, return, end
+ sXx8 = PikE(Z5io,oDjQ,Vqrs,vDl3,nZfY,oFAl(CfVo,:))-1;
+ cyx7 = I0Ef(B,sXx8);
+ if cyx7 <= mF0u
+ mF0u = cyx7;
+ W = sXx8;
+ vDl3 = vDl3 - 1;
end
end
-
-
- function path = complexpath_a(B,row,col,label,cutoff,maxpathlen)
- function path = traceback_a(r,c,pathLength)
- pR(r,c) = zR(i);
- pC(r,c) = zC(i);
- path = zeros(pathLength,4);
- for jjj = 1:pathLength
- path(jjj,1:2) = [r c];
- preR = pR(r,c);
- preC = pC(r,c);
- path(jjj,3:4) = [preR preC];
- r = preR;
- c = preC;
end
+ if aSyo*Iigd > 290; return; end
+ x_J8 = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4));
+ if x_J8 <= 4
+ qhBl = yM1q(B);
+ cYGu = I0Ef(B,qhBl);
+ if cYGu < mF0u
+ W = qhBl;
+ mF0u = cYGu;
end
- [NR NC] = size(B);
- pR = zeros(NR,NC);
- pC = zeros(NR,NC);
- C = -ones(NR,NC);
- C(row(2),col(2)) = 0;
- C(row(1),col(1)) = -2;
- C( B == label ) = -2;
- rnext = zeros(NR*NC,1);
- cnext = zeros(NR*NC,1);
+ end
+ end
+ function path = NY46(B,U_4G,Bfxz,JuCX,nZfY,bQjT)
+ function path = Ma4z(jaqu,AMXi,xi1R)
+ HIeZ(jaqu,AMXi) = ERAE(Wbee);
+ rUCa(jaqu,AMXi) = W1aD(Wbee);
+ path = zeros(xi1R,4);
+ for OV6E = 1:xi1R
+ path(OV6E,1:2) = [jaqu AMXi];
+ xcHW = HIeZ(jaqu,AMXi);
+ vZbB = rUCa(jaqu,AMXi);
+ path(OV6E,3:4) = [xcHW vZbB];
+ jaqu = xcHW;
+ AMXi = vZbB;
+ end
+ end
+ [ma8P UHnc] = size(B);
+ HIeZ = zeros(ma8P,UHnc);
+ rUCa = zeros(ma8P,UHnc);
+ URW0 = -ones(ma8P,UHnc);
+ URW0(U_4G(2),Bfxz(2)) = 0;
+ URW0(U_4G(1),Bfxz(1)) = -2;
+ URW0( B == JuCX ) = -2;
+ IVni = zeros(ma8P*UHnc,1);
+ nyuo = zeros(ma8P*UHnc,1);
count = 1;
- rnext(1) = row(2);
- cnext(1) = col(2);
- dR=[-1 1 0 0];
- dC=[0 0 -1 1];
- for step = 0:min(cutoff,maxpathlen)
- if count < 1, break, end
- N = count;
- zR = rnext;
- zC = cnext;
- count = 0;
- for i = 1:N
- Aa2p_xqlDq = zC(i);
- zi = zR(i);
- for s=1:4
- r = zi + dR(s);
- c = Aa2p_xqlDq + dC(s);
- Z = r + (c-1)*NR;
- tag = C(Z);
- if tag == -2
- path = traceback_a(r,c,step+1);
- return
- elseif tag == -1 && B(Z) == 0
- C(Z) = step+1;
- pR(Z) = zi;
- pC(Z) = Aa2p_xqlDq;
- count = count + 1; rnext(count) = r; cnext(count) = c;
- end
- end
- end
+ IVni(1) = U_4G(2);
+ nyuo(1) = Bfxz(2);
+ J0Mg=[-1 1 0 0];
+ ah92=[0 0 -1 1];
+ for step = 0:min(nZfY,bQjT)
+ if count < 1, break, end
+ DiOr = count;
+ ERAE = IVni(1:DiOr);
+ W1aD = nyuo(1:DiOr);
+ count = 0;
+ for Wbee = 1:DiOr
+ gjUR = W1aD(Wbee);
+ U9nT = ERAE(Wbee);
+ for nsnP=1:4
+ jaqu = U9nT + J0Mg(nsnP);
+ AMXi = gjUR + ah92(nsnP);
+ z8UH = jaqu + (AMXi-1)*ma8P;
+ UZ4K = URW0(z8UH);
+ if UZ4K == -2
+ path = Ma4z(jaqu,AMXi,step+1);
+ return
+ elseif UZ4K == -1 && B(z8UH) == 0
+ URW0(z8UH) = step+1;
+ HIeZ(z8UH) = U9nT;
+ rUCa(z8UH) = gjUR;
+ count = count + 1; IVni(count) = jaqu; nyuo(count) = AMXi;
end
+ end
+ end
+ end
path = [];
end
-
-
-
-
- function w = solverSHa(b)
- p = unique(b);
- p(1) = [];
- n = zeros(size(p));
- for i = 1:length(n)
- n(i) = nnz(p(i) == b(:));
+ function d4Up = yM1q(Y2fY)
+ rhLK = unique(Y2fY);
+ rhLK(1) = [];
+ lYMH = zeros(size(rhLK));
+ for Wbee = 1:length(lYMH)
+ lYMH(Wbee) = nnz(rhLK(Wbee) == Y2fY(:));
end
- for i = 1:length(n)
- if n(i) == 1
- b(p(i) == b(:)) = -1;
- end
+ for Wbee = 1:length(lYMH)
+ if lYMH(Wbee) == 1
+ Y2fY(rhLK(Wbee) == Y2fY(:)) = -1;
end
- g = zeros(size(b)+2);
- bb = repmat(-1,size(g));
- bb(2:end-1,2:end-1) = b;
- w = [];
- [rr, cc] = find(bb>0);
- d = (size(bb,1)/2 - rr).^2 + (size(bb,2)/2 - cc).^2;
- [d, order] = sort(d);
+ end
+ yP9R = zeros(size(Y2fY)+2);
+ PCC7 = repmat(-1,size(yP9R));
+ PCC7(2:end-1,2:end-1) = Y2fY;
+ d4Up = [];
+ [OEIK, WKVE] = find(PCC7>0);
+ IMWN = (size(PCC7,1)/2 - OEIK).^2 + (size(PCC7,2)/2 - WKVE).^2;
+ [IMWN, order] = sort(IMWN);
order = order';
- for k = 1:length(rr)-1
- bestscore = 0;
- minsteps = 32;
- for i = order
- if g(rr(i), cc(i))
- continue
- end
- [score, mv, steps] = findBestMove_a(bb, g, rr(i), cc(i), minsteps);
- if score > bestscore
- bestscore = score;
- bestmove = mv;
- minsteps = steps;
- if minsteps == 1
- break
- end
- end
- end
- if bestscore == 0
- w = w - 1;
- return
- end
- g = addwirepath(g, bestmove, bb(bestmove(1,1), bestmove(1,2)));
- bb = addwirepath(bb, bestmove, bb(bestmove(1,1), bestmove(1,2)));
- w = [w; bestmove];
+ for wqrx = 1:length(OEIK)-1
+ xQtt = 0;
+ Qi6m = 32;
+ for Wbee = order
+ if yP9R(OEIK(Wbee), WKVE(Wbee))
+ continue
end
- w = w - 1;
+ [Uslx, ClXs, VjjM] = Y5PO(PCC7, yP9R, OEIK(Wbee), WKVE(Wbee), Qi6m);
+ if Uslx > xQtt
+ xQtt = Uslx;
+ grF_ = ClXs;
+ Qi6m = VjjM;
+ if Qi6m == 1
+ break
end
-
-
- function [bestscore, bestmove, minsteps] = findBestMove_a(b, g, z, zC, tniOHnFTWS)
- bestscore = 0;
- bestmove = [];
- jjj = [1 -1 0 0];
- k = [0 0 1 -1];
- if ~any(g(:)==b(z,zC))
- g = b;
end
- bb = b;
- bb(bb>0) = -1;
- bb(z,zC) = 1;
- minsteps = Inf;
- p = b(z,zC);
- for i = 1:tniOHnFTWS-2
- [rr, cc] = find(bb==i);
- for n = 1:length(rr)
- for GEOY9vqvEy = 1:4
- Cw4BfzRNQ6 = rr(n) + jjj(GEOY9vqvEy);
- qpF1lfOV53 = cc(n) + k(GEOY9vqvEy);
- if g(Cw4BfzRNQ6,qpF1lfOV53) == p && ~(Cw4BfzRNQ6 == z && qpF1lfOV53 == zC)
- minsteps = i;
- break
- end
- wzyazJbPVF = bb(Cw4BfzRNQ6,qpF1lfOV53);
- if wzyazJbPVF == 0
- bb(Cw4BfzRNQ6,qpF1lfOV53) = i+1;
- end
- end
- if minsteps < Inf
- break
- end
- end
- if minsteps < Inf
- break
- end
end
- if minsteps == Inf
- return
+ if xQtt == 0
+ d4Up = d4Up - 1;
+ return
end
- bestscore = b(z,zC) - minsteps;
- if minsteps == 1
- bestmove = [z, zC, Cw4BfzRNQ6, qpF1lfOV53];
- return
+ yP9R = GEkJ(yP9R, grF_, PCC7(grF_(1,1), grF_(1,2)));
+ PCC7 = GEkJ(PCC7, grF_, PCC7(grF_(1,1), grF_(1,2)));
+ d4Up = [d4Up; grF_];
end
- bestmove = zeros(minsteps,4);
- for step = minsteps:-1:1
- for GEOY9vqvEy = 1:4
- RugyNPRQTT = Cw4BfzRNQ6 + jjj(GEOY9vqvEy);
- Wlfr8gQkkJ = qpF1lfOV53 + k(GEOY9vqvEy);
- if bb(RugyNPRQTT, Wlfr8gQkkJ) == step
- break
- end
- end
- bestmove(step,:) = [RugyNPRQTT, Wlfr8gQkkJ, Cw4BfzRNQ6, qpF1lfOV53];
- Cw4BfzRNQ6 = RugyNPRQTT;
- qpF1lfOV53 = Wlfr8gQkkJ;
+ d4Up = d4Up - 1;
end
+ function [xQtt, grF_, Qi6m] = Y5PO(Y2fY, yP9R, bt8q, W1aD, IsPY)
+ xQtt = 0;
+ grF_ = [];
+ OV6E = [1 -1 0 0];
+ wqrx = [0 0 1 -1];
+ if ~any(yP9R(:)==Y2fY(bt8q,W1aD))
+ yP9R = Y2fY;
end
-
-
- function [W B] = phase1_a(B,cutoff,rz)
+ PCC7 = Y2fY;
+ PCC7(PCC7>0) = -1;
+ PCC7(bt8q,W1aD) = 1;
+ Qi6m = Inf;
+ rhLK = Y2fY(bt8q,W1aD);
+ for Wbee = 1:IsPY-2
+ [OEIK, WKVE] = find(PCC7==Wbee);
+ for lYMH = 1:length(OEIK)
+ for jRu5 = 1:4
+ ni1M = OEIK(lYMH) + OV6E(jRu5);
+ Yoy5 = WKVE(lYMH) + wqrx(jRu5);
+ if yP9R(ni1M,Yoy5) == rhLK && ~(ni1M == bt8q && Yoy5 == W1aD)
+ Qi6m = Wbee;
+ break
+ end
+ MSZx = PCC7(ni1M,Yoy5);
+ if MSZx == 0
+ PCC7(ni1M,Yoy5) = Wbee+1;
+ end
+ end
+ if Qi6m < Inf
+ break
+ end
+ end
+ if Qi6m < Inf
+ break
+ end
+ end
+ if Qi6m == Inf
+ return
+ end
+ xQtt = Y2fY(bt8q,W1aD) - Qi6m;
+ if Qi6m == 1
+ grF_ = [bt8q, W1aD, ni1M, Yoy5];
+ return
+ end
+ grF_ = zeros(Qi6m,4);
+ for step = Qi6m:-1:1
+ for jRu5 = 1:4
+ qd8h = ni1M + OV6E(jRu5);
+ X9jB = Yoy5 + wqrx(jRu5);
+ if PCC7(qd8h, X9jB) == step
+ break
+ end
+ end
+ grF_(step,:) = [qd8h, X9jB, ni1M, Yoy5];
+ ni1M = qd8h;
+ Yoy5 = X9jB;
+ end
+ end
+ function [W B] = Z9j_(B,nZfY,jfz7)
W = [];
- [pincount k] = analyzeboard(B,rz);
- if k < 1
- return
+ [LVLs wqrx] = jur9(B,jfz7);
+ if wqrx < 1
+ return
end
- pincount=sortrows(pincount,-rz);
- for i = 1:k
- if pincount(i,2) >= 2
- p = pincount(i,1);
- [row col] = find(B == p);
- N = size(row,1);
- Npairs = N*(N-1)/2;
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:N
- for b = (a+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row(a)-row(b)) + abs(col(a)-col(b));
- end
- end
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
- qfUlAeE6ke = reshape(dist(:,1:2)',[],1);
- npins = 0;
- qYyU89IINf = 1;
- OEmC4q5N3Q = false(N,1);
- for i=1:N
- lNue6SeFoq = find( ~OEmC4q5N3Q(qfUlAeE6ke(qYyU89IINf:end)) , 1 , 'first');
- if isempty(lNue6SeFoq)
- break
- end
- a = qfUlAeE6ke(lNue6SeFoq);
- Distance = abs(row([1:a-1,a+1:end]')-row(a)) + abs(col([1:a-1,a+1:end]')-col(a));
- if max(Distance)>cutoff-1
- break
- end
- path = DqbHRtn5ft(B,row(a),col(a),row([1:a-1,a+1:end]'),col([1:a-1,a+1:end]'), -p, cutoff, 2*p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- npins = 2;
- break
- end
- end
- if npins < 2
- continue
- end
- for jjj = 3:N
- [row2 col2] = find(B == -p);
- [row col] = find(B == p);
- [AM3xhXGopY,pXUGUzzwiB] = meshgrid(row,row2);
- [sb9p2RYeiU,Je3dFDJNL9] = meshgrid(row,row2);
- Distance = abs(AM3xhXGopY-pXUGUzzwiB) + abs(sb9p2RYeiU-Je3dFDJNL9);
- if max(Distance(:))>cutoff-1
- break
- end
- path = DqbHRtn5ft(B,row2,col2,row,col, -p, cutoff, 2*p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- connected = true;
- else
- break
- end
- end
- end
+ LVLs=sortrows(LVLs,-jfz7);
+ for Wbee = 1:wqrx
+ if LVLs(Wbee,2) >= 2
+ rhLK = LVLs(Wbee,1);
+ [U_4G Bfxz] = find(B == rhLK);
+ DiOr = size(U_4G,1);
+ BDjo = DiOr*(DiOr-1)/2;
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:DiOr
+ for Y2fY = (PUeo+1):DiOr
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(U_4G(PUeo)-U_4G(Y2fY)) + abs(Bfxz(PUeo)-Bfxz(Y2fY));
end
end
-
-
- function [W B] = phase3a(B,W,XDfVAc3Mmp,rz)
- [pincount k] = analyzeboard(B,rz);
- if k < 1, return, end
- pincount=sortrows(pincount,-rz);
- for i = 1:k
- p = pincount(i,1);
- Npinwires = sum(B == -p);
- if Npinwires == 0
- if pincount(i,2) >= 2
- [row col] = find(B == p);
- N = size(row,1);
- Npairs = N*(N-1)/2;
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:N
- for b = (a+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row(a)-row(b)) + abs(col(a)-col(b));
- end
- end
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
- maxstep = min(XDfVAc3Mmp,2*p+1);
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- path = complexpath_a(B,[row(a); row(b)], [col(a); col(b)], -p, XDfVAc3Mmp, 2*p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- connected = true;
- break
- end
- end
- if ~connected
- continue
- end
- end
- end
- [row col] = find(B == p);
- wibFptvq9Y = size(row,1);
- maxstep = min(XDfVAc3Mmp,p+1);
- for jjj = 1:wibFptvq9Y
- [row2 col2] = find(B == -p);
- [row col] = find(B == p);
- connected = false;
- path = DqbHRtn5ft(B,row2,col2,row,col, -p, XDfVAc3Mmp, p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- connected = true;
- end
- if ~connected
- break
- end
- end
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ XCOz = reshape(dist(:,1:2)',[],1);
+ et4B = 0;
+ aLNP = 1;
+ mAhH = false(DiOr,1);
+ for Wbee=1:DiOr
+ MwGP = find( ~mAhH(XCOz(aLNP:end)) , 1 , 'first');
+ if isempty(MwGP)
+ break
end
+ PUeo = XCOz(MwGP);
+ Distance = abs(U_4G([1:PUeo-1,PUeo+1:end]')-U_4G(PUeo)) + abs(Bfxz([1:PUeo-1,PUeo+1:end]')-Bfxz(PUeo));
+ if max(Distance)>nZfY-1
+ break
end
-
-
- function [W B] = phase2_a(Bpad,B,W,maxbridges,XDfVAc3Mmp,rz)
- function hr2OdLy5K5()
- for w = 1:size(path,1);
- if path(w,1) == path(w,3)
- YTx56DA5U8(path(w,1),path(w,2)) = false;
- YTx56DA5U8(path(w,3),path(w,4)) = false;
- if path(w,2) == path(w,4)
- B(path(w,1),path(w,2)) = -9999;
- end
- end
- if path(w,2) == path(w,4)
- P9_FTG1hds(path(w,1),path(w,2)) = false;
- P9_FTG1hds(path(w,3),path(w,4)) = false;
- end
+ path = BF2a(B,U_4G(PUeo),Bfxz(PUeo),U_4G([1:PUeo-1,PUeo+1:end]'),Bfxz([1:PUeo-1,PUeo+1:end]'), -rhLK, nZfY, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ et4B = 2;
+ break
end
end
- [YTx56DA5U8 P9_FTG1hds] = buildbridges(Bpad,B,W);
- [pincount k] = analyzeboard(B,rz);
- if k < 1, return, end
- pincount=sortrows(pincount,-rz);
- for i = 1:k
- p = pincount(i,1);
- Npinwires = sum(B == -p);
- if Npinwires == 0
- if pincount(i,2) >= 2
- [row col] = find(B == p);
- N = size(row,1);
- Npairs = N*(N-1)/2;
- dist = zeros(Npairs,3);
- x = 0;
- for a = 1:N
- for b = (a+1):N
- x = x + 1;
- dist(x,1) = a;
- dist(x,2) = b;
- dist(x,3) = abs(row(a)-row(b)) + abs(col(a)-col(b));
- end
- end
- [d ix] = sort(dist(:,3));
- dist = dist(ix,:);
- maxstep = min((maxbridges*25)+XDfVAc3Mmp,2*p+1);
- connected = false;
- for x = 1:Npairs
- if dist(x,3) > maxstep+1
- break
- end
- a = dist(x,1);
- b = dist(x,2);
- path = bridgepath(B,YTx56DA5U8,P9_FTG1hds,[row(a); row(b)], [col(a); col(b)], -p, maxbridges, XDfVAc3Mmp, 2*p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- hr2OdLy5K5();
- connected = true;
- break
- end
- end
- if ~connected
- continue
- end
- end
- end
- row = find(B == p);
- wibFptvq9Y = size(row,1);
- % maxstep = min((maxbridges*25)+XDfVAc3Mmp,p+1);
- for jjj = 1:wibFptvq9Y
- z2 = find(B == -p);
- z = find(B == p);
- connected = false;
- path = d4TZerDbiG(B,YTx56DA5U8,P9_FTG1hds,z2,z, maxbridges, XDfVAc3Mmp, p);
- if size(path,1) > 0
- W = [W; path];
- B = addwirepath(B,path,-p);
- hr2OdLy5K5();
- connected = true;
- end
- if ~connected
- break
- end
- end
+ if et4B < 2
+ continue
end
+ for OV6E = 3:DiOr
+ [zZow vKRV] = find(B == -rhLK);
+ [U_4G Bfxz] = find(B == rhLK);
+ [Ufe0,hWwF] = meshgrid(U_4G,zZow);
+ [wLgZ,Riq9] = meshgrid(U_4G,zZow);
+ Distance = abs(Ufe0-hWwF) + abs(wLgZ-Riq9);
+ if max(Distance(:))>nZfY-1
+ break
end
-
- %%
- function path = d4TZerDbiG(B,BH,BV,zS,zT,maxbridges,kappa,maxpathlen)
- function path = traceback_b(Z,step)
- PZ(Z) = zi;
- r=mod(Z,NR);
- c=ceil(Z/NR);
- path = zeros(step,4);
- jjj = 0;
-
- while ~any(zS==Z)
- jjj = jjj + 1;
- path(jjj,1:2) = [r c];
- Z = PZ(Z);
- r=mod(Z,NR);
- c=ceil(Z/NR);
- path(jjj,3:4) = [r c];
- if BRIDGE(r,c)
- jjj = jjj + 1;
- path(jjj,:) = [r c r c];
- end
- end
- path = path(1:jjj,:);
- end
- [NR NC] = size(B);
- BRIDGE = false(NR,NC);
- PZ = zeros(NR,NC);
- C = -ones(NR,NC);
- C(zS) = 0;
- C(zT) = -2;
- maxstep = min((maxbridges*25)+kappa,maxpathlen+1);
- nextstep = zeros(maxstep+26,1);
+ path = BF2a(B,zZow,vKRV,U_4G,Bfxz, -rhLK, nZfY, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ j0g6 = true;
+ else
+ break
+ end
+ end
+ end
+ end
+ end
+ function [W B] = BPUC(B,W,Kv3I,jfz7)
+ [LVLs wqrx] = jur9(B,jfz7);
+ if wqrx < 1, return, end
+ LVLs=sortrows(LVLs,-jfz7);
+ for Wbee = 1:wqrx
+ rhLK = LVLs(Wbee,1);
+ JO30 = sum(B == -rhLK);
+ if JO30 == 0
+ if LVLs(Wbee,2) >= 2
+ [U_4G Bfxz] = find(B == rhLK);
+ DiOr = size(U_4G,1);
+ BDjo = DiOr*(DiOr-1)/2;
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:DiOr
+ for Y2fY = (PUeo+1):DiOr
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(U_4G(PUeo)-U_4G(Y2fY)) + abs(Bfxz(PUeo)-Bfxz(Y2fY));
+ end
+ end
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ maxstep = min(Kv3I,2*rhLK+1);
+ j0g6 = false;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > maxstep+1
+ break
+ end
+ PUeo = dist(kQrw,1);
+ Y2fY = dist(kQrw,2);
+ path = NY46(B,[U_4G(PUeo); U_4G(Y2fY)], [Bfxz(PUeo); Bfxz(Y2fY)], -rhLK, Kv3I, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ j0g6 = true;
+ break
+ end
+ end
+ if ~j0g6
+ continue
+ end
+ end
+ end
+ [U_4G Bfxz] = find(B == rhLK);
+ EBID = size(U_4G,1);
+ maxstep = min(Kv3I,rhLK+1);
+ for OV6E = 1:EBID
+ [zZow vKRV] = find(B == -rhLK);
+ [U_4G Bfxz] = find(B == rhLK);
+ j0g6 = false;
+ path = BF2a(B,zZow,vKRV,U_4G,Bfxz, -rhLK, Kv3I, rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ j0g6 = true;
+ end
+ if ~j0g6
+ break
+ end
+ end
+ end
+ end
+ function [W B] = PikE(iIuA,B,W,vDl3,Kv3I,jfz7)
+ function FExA()
+ for d4Up = 1:size(path,1);
+ if path(d4Up,1) == path(d4Up,3)
+ gc1W(path(d4Up,1),path(d4Up,2)) = false;
+ gc1W(path(d4Up,3),path(d4Up,4)) = false;
+ if path(d4Up,2) == path(d4Up,4)
+ B(path(d4Up,1),path(d4Up,2)) = -9999;
+ end
+ end
+ if path(d4Up,2) == path(d4Up,4)
+ j3ah(path(d4Up,1),path(d4Up,2)) = false;
+ j3ah(path(d4Up,3),path(d4Up,4)) = false;
+ end
+ end
+ end
+ [gc1W j3ah] = t4TE(iIuA,B,W);
+ [LVLs wqrx] = jur9(B,jfz7);
+ if wqrx < 1, return, end
+ LVLs=sortrows(LVLs,-jfz7);
+ for Wbee = 1:wqrx
+ rhLK = LVLs(Wbee,1);
+ JO30 = sum(B == -rhLK);
+ if JO30 == 0
+ if LVLs(Wbee,2) >= 2
+ [U_4G Bfxz] = find(B == rhLK);
+ DiOr = size(U_4G,1);
+ BDjo = DiOr*(DiOr-1)/2;
+ dist = zeros(BDjo,3);
+ kQrw = 0;
+ for PUeo = 1:DiOr
+ for Y2fY = (PUeo+1):DiOr
+ kQrw = kQrw + 1;
+ dist(kQrw,1) = PUeo;
+ dist(kQrw,2) = Y2fY;
+ dist(kQrw,3) = abs(U_4G(PUeo)-U_4G(Y2fY)) + abs(Bfxz(PUeo)-Bfxz(Y2fY));
+ end
+ end
+ [IMWN blcF] = sort(dist(:,3));
+ dist = dist(blcF,:);
+ maxstep = min((vDl3*25)+Kv3I,2*rhLK+1);
+ j0g6 = false;
+ for kQrw = 1:BDjo
+ if dist(kQrw,3) > maxstep+1
+ break
+ end
+ PUeo = dist(kQrw,1);
+ Y2fY = dist(kQrw,2);
+ path = HZE7(B,gc1W,j3ah,[U_4G(PUeo); U_4G(Y2fY)], [Bfxz(PUeo); Bfxz(Y2fY)], -rhLK, vDl3, Kv3I, 2*rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ FExA();
+ j0g6 = true;
+ break
+ end
+ end
+ if ~j0g6
+ continue
+ end
+ end
+ end
+ [U_4G Bfxz] = find(B == rhLK);
+ EBID = size(U_4G,1);
+ maxstep = min((vDl3*25)+Kv3I,rhLK+1);
+ for OV6E = 1:EBID
+ [zZow vKRV] = find(B == -rhLK);
+ [U_4G Bfxz] = find(B == rhLK);
+ j0g6 = false;
+ path = F17l(B,gc1W,j3ah,zZow,vKRV,U_4G,Bfxz, -rhLK, vDl3, Kv3I, rhLK);
+ if size(path,1) > 0
+ W = [W; path];
+ B = GEkJ(B,path,-rhLK);
+ FExA();
+ j0g6 = true;
+ end
+ if ~j0g6
+ break
+ end
+ end
+ end
+ end
+ function path = F17l(B,UVzS,x3jr,rowS,colS,xDTj,Yf6H,JuCX,vDl3,wGCf,bQjT)
+ function path = M7Vi(z8UH,step)
+ cECH(z8UH) = U9nT;
+ path = zeros(step,4);
+ N1pS = 0;
+ Uc6H = 0;
+ umWm = zeros(step,1);
+ QCNZ = zeros(step,1);
+ hyv2 = zeros(step,1);
+ while isempty(find(NdKt==z8UH,1))
+ N1pS = N1pS + 1;
+ umWm(N1pS,1) = z8UH;
+ IYqk = cECH(z8UH);
+ QCNZ(N1pS,1) = IYqk;
+ z8UH = IYqk;
+ if EOE4(z8UH)
+ Uc6H = Uc6H + 1;
+ hyv2(Uc6H,1) = z8UH;
+ end
+ end
+ umWm = [ umWm(1:N1pS,:) ; hyv2(1:Uc6H,1) ];
+ QCNZ = [ QCNZ(1:N1pS,:) ; hyv2(1:Uc6H,1) ];
+ path = [ mod(umWm,ma8P) , ceil(umWm/ma8P) , mod(QCNZ,ma8P) , ceil(QCNZ/ma8P) ];
+ end
+ [ma8P UHnc] = size(B);
+ EOE4 = false(ma8P,UHnc);
+ cECH = zeros(ma8P,UHnc);
+ URW0 = -ones(ma8P,UHnc);
+ NdKt = rowS + (colS-1)*ma8P;
+ URW0(NdKt) = 0;
+ URW0(xDTj + (Yf6H-1)*ma8P) = -2;
+ maxstep = min((vDl3*25)+wGCf,bQjT+1);
+ IFEb = zeros(maxstep+26,1);
+ JXN_ = [-1 1];
for step = 0:maxstep
- if step == 0
- z = zS;
- elseif nextstep(step) == 0
- continue
- else
- z = find(C == step);
- end
- N = numel(z);
- for i = 1:N
- zi = z(i);
- Z = zi - NR;
- tag = C(Z);
- if tag == -2
- path = traceback_b(Z,step+1);
- return
- elseif tag == -1
- if B(Z) == 0
- C(Z) = step+1; nextstep(step+1) = 1;
- PZ(Z) = zi;
- elseif BH(Z)
- C(Z) = step+26; nextstep(step+26) = 1;
- PZ(Z) = zi;
- BRIDGE(Z) = true;
- end
- end
- Z = zi + NR;
- tag = C(Z);
- if tag == -2
- path = traceback_b(Z,step+1);
- return
- elseif tag == -1
- if B(Z) == 0
- C(Z) = step+1; nextstep(step+1) = 1;
- PZ(Z) = zi;
- elseif BH(Z)
- C(Z) = step+26; nextstep(step+26) = 1;
- PZ(Z) = zi;
- BRIDGE(Z) = true;
- end
- end
- Z = zi - 1;
- tag = C(Z);
- if tag == -2
- path = traceback_b(Z,step+1);
- return
- elseif tag == -1
- if B(Z) == 0
- C(Z) = step+1; nextstep(step+1) = 1;
- PZ(Z) = zi;
- elseif BV(Z)
- C(Z) = step+26; nextstep(step+26) = 1;
- PZ(Z) = zi;
- BRIDGE(Z) = true;
- end
- end
- Z = zi + 1;
- tag = C(Z);
- if tag == -2
- path = traceback_b(Z,step+1);
- return
- elseif tag == -1
- if B(Z) == 0
- C(Z) = step+1; nextstep(step+1) = 1;
- PZ(Z) = zi;
- elseif BV(Z)
- C(Z) = step+26; nextstep(step+26) = 1;
- PZ(Z) = zi;
- BRIDGE(Z) = true;
- end
- end
- end
+ if step == 0
+ bt8q = NdKt;
+ elseif IFEb(step) == 0
+ continue
+ else
+ bt8q = find(URW0 == step);
end
+ DiOr = numel(bt8q);
+ for Wbee = 1:DiOr
+ U9nT = bt8q(Wbee);
+ for Nfcy = 1:2
+ z8UH = U9nT + JXN_(Nfcy) * ma8P;
+ UZ4K = URW0(z8UH);
+ if UZ4K == -2
+ path = M7Vi(z8UH,step+1);
+ return
+ elseif UZ4K == -1
+ if B(z8UH) == 0
+ URW0(z8UH) = step+1; IFEb(step+1) = 1;
+ cECH(z8UH) = U9nT;
+ elseif UVzS(z8UH)
+ URW0(z8UH) = step+26; IFEb(step+26) = 1;
+ cECH(z8UH) = U9nT;
+ EOE4(z8UH) = true;
+ end
+ end
+ end
+ for Nfcy = 1:2
+ z8UH = U9nT + JXN_(Nfcy);
+ UZ4K = URW0(z8UH);
+ if UZ4K == -2
+ path = M7Vi(z8UH,step+1);
+ return
+ elseif UZ4K == -1
+ if B(z8UH) == 0
+ URW0(z8UH) = step+1; IFEb(step+1) = 1;
+ cECH(z8UH) = U9nT;
+ elseif x3jr(z8UH)
+ URW0(z8UH) = step+26; IFEb(step+26) = 1;
+ cECH(z8UH) = U9nT;
+ EOE4(z8UH) = true;
+ end
+ end
+ end
+ end
+ end
path = zeros(0,4);
end
-
- function path = DqbHRtn5ft(B,rowS,colS,FIg5RLlRYM,bX69T9QEhw,label,cutoff,maxpathlen)
- % function path = traceback_a(r,c,pathLength)
- % pR(r,c) = zR(i);
- % pC(r,c) = zC(i);
- % path = zeros(pathLength,4);
- % for jjj = 1:pathLength
- % path(jjj,1:2) = [r c];
- % preR = pR(r,c);
- % preC = pC(r,c);
- % path(jjj,3:4) = [preR preC];
- % r = preR;
- % c = preC;
- % end
- % end
- [NR NC] = size(B);
- pR = zeros(NR,NC);
- pC = zeros(NR,NC);
- C = -ones(NR,NC);
- C(rowS+(colS-1)*NR) = 0;
- C(FIg5RLlRYM+(bX69T9QEhw-1)*NR) = -2;
- znext = zeros(NR*NC,1);
- cnext = zeros(NR*NC,1);
+ function path = BF2a(B,rowS,colS,PQg8,areu,JuCX,nZfY,bQjT)
+ [ma8P UHnc] = size(B);
+ HIeZ = zeros(ma8P,UHnc);
+ rUCa = zeros(ma8P,UHnc);
+ URW0 = -ones(ma8P,UHnc);
+ URW0(rowS+(colS-1)*ma8P) = 0;
+ URW0(PQg8+(areu-1)*ma8P) = -2;
+ i6HE = zeros(ma8P*UHnc,1);
+ nyuo = zeros(ma8P*UHnc,1);
count = numel(rowS);
- znext(1:count) = rowS;
- cnext(1:count) = colS;
- dR=[-1 1 0 0];
- dC=[0 0 -1 1];
- for step = 0:min(cutoff,maxpathlen)
- if count < 1, break, end
- N = count;
- zR = znext;
- zC = cnext;
- count = 0;
- for i = 1:N
- Aa2p_xqlDq = zC(i);
- zi = zR(i);
- for s=1:4
- r = zi + dR(s);
- c = Aa2p_xqlDq + dC(s);
- Z = r + (c-1)*NR;
- tag = C(Z);
- if tag == -2
- %path = traceback_a(r,c,step+1);
- pathLength=step+1;
- pR(r,c) = zR(i);
- pC(r,c) = zC(i);
- path = zeros(pathLength,4);
- for jjj = 1:pathLength
- path(jjj,1:2) = [r c];
- preR = pR(r,c);
- preC = pC(r,c);
- path(jjj,3:4) = [preR preC];
- r = preR;
- c = preC;
- end
- return
- end
- if tag == -1 && B(Z) == 0
- C(Z) = step+1;
- pR(Z) = zi;
- pC(Z) = Aa2p_xqlDq;
- count = count + 1; znext(count) = r; cnext(count) = c;
- end
- end
- end
+ i6HE(1:count) = rowS;
+ nyuo(1:count) = colS;
+ J0Mg=[-1 1 0 0];
+ ah92=[0 0 -1 1];
+ for step = 0:min(nZfY,bQjT)
+ if count < 1, break, end
+ DiOr = count;
+ ERAE = i6HE(1:DiOr);
+ W1aD = nyuo(1:DiOr);
+ count = 0;
+ for Wbee = 1:DiOr
+ gjUR = W1aD(Wbee);
+ U9nT = ERAE(Wbee);
+ for nsnP=1:4
+ jaqu = U9nT + J0Mg(nsnP);
+ AMXi = gjUR + ah92(nsnP);
+ z8UH = jaqu + (AMXi-1)*ma8P;
+ UZ4K = URW0(z8UH);
+ if UZ4K == -2
+ xi1R=step+1;
+ HIeZ(jaqu,AMXi) = ERAE(Wbee);
+ rUCa(jaqu,AMXi) = W1aD(Wbee);
+ path = zeros(xi1R,4);
+ for OV6E = 1:xi1R
+ path(OV6E,1:2) = [jaqu AMXi];
+ xcHW = HIeZ(jaqu,AMXi);
+ vZbB = rUCa(jaqu,AMXi);
+ path(OV6E,3:4) = [xcHW vZbB];
+ jaqu = xcHW;
+ AMXi = vZbB;
end
+ return
+ end
+ if UZ4K == -1 && B(z8UH) == 0
+ URW0(z8UH) = step+1;
+ HIeZ(z8UH) = U9nT;
+ rUCa(z8UH) = gjUR;
+ count = count + 1; i6HE(count) = jaqu; nyuo(count) = AMXi;
+ end
+ end
+ end
+ end
path = [];
- end+ end
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