ID: 
Title:tweaky bird and pushy cat 21Marco Tullio 151
Author:srachFabio Carnevale
Date:2008-05-07 11:55:182008-05-07 11:57:28
Score:13374.019713432.1237
Result:133071.00 (cyc: 21, node: 7229)133964.00 (cyc: 17, node: 6617)
CPU Time:47.885136.0410
Status:PassedPassed
Code:
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; + iuOC=2951; + ZcGA = rand(43,1); + W=WY0q(B); + jSuI = tYbV(B,W); + [EmY7,OClo] = size(B); + JSYZ = B(EmY7:-1:1,:); + JSYZ = JSYZ.'; + [Q6M0,AdvF] = AjqW(JSYZ,[1 2],[1 2],4*EmY7*OClo); + if jSuI > AdvF + W = [EmY7-Q6M0(:,2)+1 Q6M0(:,1) EmY7-Q6M0(:,4)+1 Q6M0(:,3)]; + jSuI=AdvF; 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; + OfZA=rand('state'); + rand(iuOC,1); + if jSuI>1000 && rand<.5 + [Q6M0,AdvF] = AjqW(JSYZ,[1 2],[1 2],4*EmY7*OClo); + if jSuI > AdvF + W = [EmY7-Q6M0(:,2)+1 Q6M0(:,1) EmY7-Q6M0(:,4)+1 Q6M0(:,3)]; + jSuI=AdvF; 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; + if jSuI>1000 && rand<.5 + [Q6M0,AdvF] = AjqW(JSYZ,[1 2],[1 2],4*EmY7*OClo); + if jSuI > AdvF + W = [EmY7-Q6M0(:,2)+1 Q6M0(:,1) EmY7-Q6M0(:,4)+1 Q6M0(:,3)]; + jSuI=AdvF; + end + end + rand('state',OfZA); + end + function [W,jSuI] = AjqW(c8Aj,L35k,UXE4,ko8J) + [LtPW,fo1h]=size(c8Aj); + uOhj= -ones(LtPW+2,fo1h+2); + uOhj(2:end-1,2:end-1)=c8Aj; + AnrP = uOhj; + kdz8 = 4; + if size(AnrP,2) > 20 + tOCB = 4; + Pspq = 8; + BCuq = 18; else - cutfirst = 3; - cutsecond = 7; - cutoff = 13; + tOCB = 3; + Pspq = 7; + BCuq = 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 + jSuI = inf; + rwEQ = [1 2;2 1]; + wzEq = [1 3;3 1]; + a11Y = [3 2 1;1 2 3]; + for HsUC = L35k + if HsUC == 2 + [OzZf VY9l] = rCrn(AnrP,tOCB,rwEQ(HsUC,:)); + [vSzv hm9_] = XRUu(VY9l,OzZf,Pspq,wzEq(HsUC,:)); + [CdAJ RpMJ] = XRUu(hm9_,vSzv,BCuq,wzEq(HsUC,:)); + else + [OzZf VY9l] = rCrn(AnrP,4,rwEQ(HsUC,:)); + [CdAJ RpMJ] = XRUu(VY9l,OzZf,11,wzEq(HsUC,:)); end + for Ajr5 = UXE4 + TB69 = nXRQ(AnrP,RpMJ,CdAJ,kdz8,BCuq,a11Y(Ajr5,:))-1; + RZJ5 = tYbV(c8Aj,TB69); + if RZJ5 <= jSuI + jSuI = RZJ5; + W = TB69; + kdz8 = kdz8 - 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 X3nO = tYbV(B,W) + LtPW=size(B,1); + B(W(:,1)+(W(:,2)-1)*LtPW)=0; + B(W(:,3)+(W(:,4)-1)*LtPW)=0; + X3nO=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 [ulTm d80F] = ciOU(B,dI5O) + jJzi = sort(B(B>0),'descend'); + P0pr = size(jJzi,1); + if P0pr < 1 + ulTm = []; + d80F = 0; + return + end + QRhp=jJzi(diff([0;jJzi])~=0); + ulTm = zeros(nnz(QRhp),3); + cr3O=histc(jJzi,QRhp(end:-1:1)); + ulTm(:,1)=QRhp; + ulTm(:,2)=cr3O(end:-1:1); + d80F=nnz(QRhp); + if dI5O < 3, return, end + for Hxm_ = 1:d80F + if ulTm(Hxm_,2) >= 2 + YxFZ = ulTm(Hxm_,1); + [tNlO rSII] = find(B == YxFZ); + CADa = 0; + BdmU = size(tNlO,1); + CADa=sum(abs(diff(tNlO))+abs(diff(rSII))); + ulTm(Hxm_,3) = ulTm(Hxm_,2)*YxFZ - 0.85 * CADa; + end + end + end + function [W B] = rCrn(B,BCuq,dI5O) W = []; - - [pincount k] = analyzeboard(B,rz); - - if k < 1 - return + [ulTm d80F] = ciOU(B,dI5O); + if d80F < 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 + ulTm=sortrows(ulTm,-dI5O); + for Hxm_ = 1:d80F + if ulTm(Hxm_,2) >= 2 + YxFZ = ulTm(Hxm_,1); + [tNlO rSII] = find(B == YxFZ); + BdmU = size(tNlO,1); + yF3s = BdmU*(BdmU-1)/2; + dist = zeros(yF3s,3); + [w86I ChO8]=find(tril(ones(BdmU),-1)); + dist(:,1)=ChO8; + dist(:,2)=w86I; + dist(:,3)=abs(rSII(w86I)-rSII(ChO8))+abs(tNlO(w86I)-tNlO(ChO8)); + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + P0pr = 0; + for HsUC = 1:yF3s + if dist(HsUC,3) > BCuq+1 + break end + HFvX = dist(HsUC,1); + ZFaZ = dist(HsUC,2); + path = T7jd(B,[tNlO(HFvX); tNlO(ZFaZ)], [rSII(HFvX); rSII(ZFaZ)], -YxFZ, BCuq, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + P0pr = 2; + edit = [1:(HFvX-1) (HFvX+1):(ZFaZ-1) (ZFaZ+1):BdmU]; + tNlO = [tNlO(HFvX); tNlO(ZFaZ); tNlO(edit)]; + rSII = [rSII(HFvX); rSII(ZFaZ); rSII(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 P0pr < 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 g_Np = 3:BdmU + [LFdA gAyR] = find(B == -YxFZ); + TxhE = size(LFdA,1); + yF3s = TxhE * (BdmU - P0pr); + uIQy = (1:TxhE*BdmU)'; + ZFaZ=mod(uIQy-1,BdmU)+1; + HFvX=ceil(uIQy/BdmU); + y05c = (ZFaZ>P0pr); + HFvX = HFvX(y05c); + ZFaZ = ZFaZ(y05c); + CADa = abs(LFdA(HFvX)-tNlO(ZFaZ)) + abs(gAyR(HFvX)-rSII(ZFaZ)); + dist = [HFvX,ZFaZ,CADa]; + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + FOa2 = false(BdmU,1); + ej96 = false; + for HsUC = 1:yF3s + if dist(HsUC,3) > BCuq+1 + break end - + ZFaZ = dist(HsUC,2); + if FOa2(ZFaZ) + randperm(4); + continue 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 - + HFvX = dist(HsUC,1); + path = T7jd(B,[LFdA(HFvX); tNlO(ZFaZ)], [gAyR(HFvX); rSII(ZFaZ)], -YxFZ, BCuq, YxFZ); + FOa2(ZFaZ)=true; + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + P0pr = P0pr + 1; + ej96 = true; + tNlO([g_Np ZFaZ]) = tNlO([ZFaZ g_Np]); + rSII([g_Np ZFaZ]) = rSII([ZFaZ g_Np]); + break end - 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 + if ~ej96 + 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; 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 + function [W B] = XRUu(B,W,ynil,dI5O) + [ulTm d80F] = ciOU(B,dI5O); + if d80F < 1, return, end + ulTm=sortrows(ulTm,-dI5O); + for Hxm_ = 1:d80F + YxFZ = ulTm(Hxm_,1); + TxhE = sum(B == -YxFZ); + if TxhE == 0 + if ulTm(Hxm_,2) >= 2 + [tNlO rSII] = find(B == YxFZ); + BdmU = size(tNlO,1); + yF3s = BdmU*(BdmU-1)*.5; + uIQy = (1:BdmU*BdmU)'; + ZFaZ=mod(uIQy-1,BdmU)+1; + HFvX=ceil(uIQy/BdmU); + y05c = (HFvX<ZFaZ); + HFvX = HFvX(y05c); + ZFaZ = ZFaZ(y05c); + CADa = abs(tNlO(HFvX)-tNlO(ZFaZ)) + abs(rSII(HFvX)-rSII(ZFaZ)); + dist = [HFvX,ZFaZ,CADa]; + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + maxstep = min(ynil,2*YxFZ+1); + ej96 = false; + for HsUC = 1:yF3s + if dist(HsUC,3) > maxstep+1 + break 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; + HFvX = dist(HsUC,1); + ZFaZ = dist(HsUC,2); + path = T7jd(B,[tNlO(HFvX); tNlO(ZFaZ)], [rSII(HFvX); rSII(ZFaZ)], -YxFZ, ynil, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + ej96 = true; + break + end + end + if ~ej96 + continue + end + end + end + [tNlO rSII] = find(B == YxFZ); + Hcc9 = size(tNlO,1); + maxstep = min(ynil,YxFZ+1); + for g_Np = 1:Hcc9 + [LFdA gAyR] = find(B == -YxFZ); + TxhE = size(LFdA,1); + yF3s = TxhE * (Hcc9-g_Np+1); + dist = zeros(yF3s,3); + HsUC = 0; + for HFvX = 1:TxhE + for ZFaZ = g_Np:Hcc9 + HsUC = HsUC + 1; + dist(HsUC,1) = HFvX; + dist(HsUC,2) = ZFaZ; + dist(HsUC,3) = abs(LFdA(HFvX)-tNlO(ZFaZ)) + abs(gAyR(HFvX)-rSII(ZFaZ)); + end + end + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + FOa2 = false(Hcc9,1); + ej96 = false; + for HsUC = 1:yF3s + if dist(HsUC,3) > maxstep+1 + break + end + ZFaZ = dist(HsUC,2); + if FOa2(ZFaZ) + randperm(4); + continue + end + HFvX = dist(HsUC,1); + path = T7jd(B,[LFdA(HFvX); tNlO(ZFaZ)], [gAyR(HFvX); rSII(ZFaZ)], -YxFZ, ynil, 2*YxFZ); + FOa2(ZFaZ)=true; + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + ej96 = true; + tNlO([g_Np ZFaZ]) = tNlO([ZFaZ g_Np]); + rSII([g_Np ZFaZ]) = rSII([ZFaZ g_Np]); + break + end + end + if ~ej96 + break + end + end + end + end + function [FKB0 jWgr] = vrxa(uOhj,B,path) + [sOPg K_y9] = size(B); + FKB0 = uOhj == 0; + jWgr = FKB0; + FKB0(:,[1 K_y9]) = false; + jWgr([1 sOPg],:) = false; + for Hxm_ = 1:size(path,1) + if path(Hxm_,1) == path(Hxm_,3) + FKB0(path(Hxm_,1),path(Hxm_,2)) = false; + FKB0(path(Hxm_,3),path(Hxm_,4)) = false; + end + if path(Hxm_,2) == path(Hxm_,4) + jWgr(path(Hxm_,1),path(Hxm_,2)) = false; + jWgr(path(Hxm_,3),path(Hxm_,4)) = false; + end + end + end + function B = dx3s(B,path,ImDv) + B(path(1,1),path(1,2)) = ImDv; + for Hxm_ = 1:size(path,1); + B(path(Hxm_,3),path(Hxm_,4)) = ImDv; + end + end + function path = n_G3(d6qu,trKZ,sOPg,Lm76) + path = zeros(Lm76,4); + Msjm = mod(d6qu,sOPg); + UiZw = ceil(d6qu/sOPg); + for g_Np = 1:Lm76 + path(g_Np,1:2) = [Msjm UiZw]; + d6qu = trKZ(d6qu); + Msjm = mod(d6qu,sOPg); + UiZw = ceil(d6qu/sOPg); + path(g_Np,3:4) = [Msjm UiZw]; + end + end + function path = T7jd(B,tNlO,rSII,ImDv,BCuq,mZOE) + [sOPg K_y9] = size(B); + trKZ = zeros(sOPg,K_y9); + nltm = -ones(sOPg,K_y9); + nltm(tNlO(2),rSII(2)) = 0; + nltm(tNlO(1),rSII(1)) = -2; + nltm( B == ImDv ) = -2; + XAYx = zeros(sOPg*K_y9,1); + XAYx(1) = tNlO(2) + (rSII(2)-1)*sOPg; 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 + cEiB = [-1 1 -sOPg sOPg]; + uWNu = randperm(4); + for step = 0:min(BCuq,mZOE) + if count < 1, break, end + BdmU = count; + d6qu = XAYx; + count = 0; + for Hxm_ = 1:BdmU + TSYc = d6qu(Hxm_); + for vnEQ=1:4 + EWHr = TSYc + cEiB(uWNu(vnEQ)); + GYKa = nltm(EWHr); + if GYKa == -2 + trKZ(EWHr) = TSYc; + path = n_G3(EWHr,trKZ,sOPg,step+1); + return end + if GYKa == -1 && B(EWHr) == 0 + nltm(EWHr) = step+1; + trKZ(EWHr) = TSYc; + count = count + 1; + XAYx(count) = EWHr; + 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 = xqn6(B,FKB0,jWgr,tNlO,rSII,ImDv,kdz8,ynil,mZOE) + [sOPg K_y9] = size(B); + R27s = false(sOPg,K_y9); + trKZ = zeros(sOPg,K_y9); + nltm = -ones(sOPg,K_y9); + nltm(tNlO(1),rSII(1)) = -2; + nltm( B == ImDv ) = -2; + maxstep = min((kdz8*27)+ynil,mZOE+1); + aIsP = zeros(maxstep+28,1); + aIsP(1) = tNlO(2) + (rSII(2)-1)*sOPg; + cEiB = [-sOPg sOPg -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 aIsP(step)>0 + TSYc = aIsP(step); + aIsP(step)=nltm(TSYc); + for vnEQ = 1:4 + EWHr = TSYc + cEiB(vnEQ); + GYKa = nltm(EWHr); + if GYKa==-1 + if B(EWHr) == 0 + nltm(EWHr) = aIsP(step+1); + aIsP(step+1) = EWHr; + trKZ(EWHr) = TSYc; + elseif (FKB0(EWHr)&&(vnEQ<3)) || (jWgr(EWHr)&&(vnEQ>2)) + nltm(EWHr) = aIsP(step+26); + aIsP(step+26) = EWHr; + trKZ(EWHr) = TSYc; + R27s(EWHr) = true; end + end + if GYKa==-2 + step=step+1; + trKZ(EWHr) = TSYc; + Msjm=mod(EWHr,sOPg); + UiZw=ceil(EWHr/sOPg); + path = zeros(step,4); + g_Np = 0; + while Msjm ~= tNlO(2) || UiZw ~= rSII(2) + g_Np = g_Np + 1; + path(g_Np,1:2) = [Msjm UiZw]; + EWHr = Msjm + (UiZw-1)*sOPg; + Fl8h = trKZ(EWHr); + YNXD=mod(Fl8h,sOPg); + GJ8o=ceil(Fl8h/sOPg); + path(g_Np,3:4) = [YNXD GJ8o]; + Msjm = YNXD; + UiZw = GJ8o; + if R27s(Msjm,UiZw) + g_Np = g_Np + 1; + path(g_Np,:) = [Msjm UiZw Msjm UiZw]; + end + end + path = path(1:g_Np,:); + 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 = WY0q(B) + [W,jSuI] = B0gN(B); + kXgy = 0; + wI9h = round(mod(B(:),2)); + if jSuI < 2100 + return end - [kJfcOitU9b,ZqDtJmqMeb] = size(B); + [cnZ0,AIXx] = 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]; + [N0XP,KrIA] = B0gN(B); + if jSuI > KrIA + W = [cnZ0-N0XP(:,2)+1 AIXx-N0XP(:,1)+1 cnZ0-N0XP(:,4)+1 AIXx-N0XP(:,3)+1]; end - if d2F7TC2nTS~=IN55LEuuYN; W = zeros(0,4); end + if wI9h~=kXgy; 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,jSuI] = B0gN(B) + [LtPW,fo1h]=size(B); + aisL=nan(LtPW+2,fo1h+2); + aisL(2:end-1,2:end-1)=B; + AnrP = aisL; + kdz8 = 4; + if size(AnrP,2) > 20 + tOCB = 4; + Pspq = 8; + BCuq = 12; else - cutfirst = 3; - cutsecond = 7; - cutoff = 11; + tOCB = 3; + Pspq = 7; + BCuq = 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 + jSuI = inf; + rwEQ = [1 2;2 1]; + wzEq = [1 3;3 1]; + a11Y = [3 2 1;1 2 3]; + for HsUC = 1:2 + if HsUC == 2 + [OzZf VY9l] = fJB3(AnrP,tOCB,rwEQ(HsUC,:)); + [vSzv hm9_] = ji2Z(VY9l,OzZf,Pspq,wzEq(HsUC,:)); + [CdAJ RpMJ] = ji2Z(hm9_,vSzv,BCuq,wzEq(HsUC,:)); + else + [OzZf VY9l] = fJB3(AnrP,4,rwEQ(HsUC,:)); + [CdAJ RpMJ] = ji2Z(VY9l,OzZf,11,wzEq(HsUC,:)); 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 Ajr5 = 1:2 + if HsUC == 2 && Ajr5 == 2 && jSuI > 2100, return, end + TB69 = nXRQ(AnrP,RpMJ,CdAJ,kdz8,BCuq,a11Y(Ajr5,:))-1; + RZJ5 = tYbV(B,TB69); + if RZJ5 <= jSuI + jSuI = RZJ5; + W = TB69; + kdz8 = kdz8 - 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 LtPW*fo1h > 290; return; end + b6Kb = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4)); + if b6Kb <= 4 + diJX = KE2e(B); + O8ss = tYbV(B,diJX); + if O8ss < jSuI + W = diJX; + jSuI = O8ss; 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 = ipeR(B,tNlO,rSII,ImDv,BCuq,mZOE) + function path = xFOZ(GaYD,gy61,yCFy) + ylDw(GaYD,gy61) = XHib(Hxm_); + uPTE(GaYD,gy61) = RQeb(Hxm_); + path = zeros(yCFy,4); + for S3Ys = 1:yCFy + path(S3Ys,1:2) = [GaYD gy61]; + QbPy = ylDw(GaYD,gy61); + uEB0 = uPTE(GaYD,gy61); + path(S3Ys,3:4) = [QbPy uEB0]; + GaYD = QbPy; + gy61 = uEB0; + end + end + [sOPg K_y9] = size(B); + ylDw = zeros(sOPg,K_y9); + uPTE = zeros(sOPg,K_y9); + nltm = -ones(sOPg,K_y9); + nltm(tNlO(2),rSII(2)) = 0; + nltm(tNlO(1),rSII(1)) = -2; + nltm( B == ImDv ) = -2; + t9qL = zeros(sOPg*K_y9,1); + wdX4 = zeros(sOPg*K_y9,1); 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 + t9qL(1) = tNlO(2); + wdX4(1) = rSII(2); + g6BC=[-1 1 0 0]; + nOwT=[0 0 -1 1]; + for step = 0:min(BCuq,mZOE) + if count < 1, break, end + BdmU = count; + XHib = t9qL(1:BdmU); + RQeb = wdX4(1:BdmU); + count = 0; + for Hxm_ = 1:BdmU + jM_J = RQeb(Hxm_); + TSYc = XHib(Hxm_); + for vnEQ=1:4 + GaYD = TSYc + g6BC(vnEQ); + gy61 = jM_J + nOwT(vnEQ); + EWHr = GaYD + (gy61-1)*sOPg; + GYKa = nltm(EWHr); + if GYKa == -2 + path = xFOZ(GaYD,gy61,step+1); + return + elseif GYKa == -1 && B(EWHr) == 0 + nltm(EWHr) = step+1; + ylDw(EWHr) = TSYc; + uPTE(EWHr) = jM_J; + count = count + 1; t9qL(count) = GaYD; wdX4(count) = gy61; 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 c0VU = KE2e(ZFaZ) + YxFZ = unique(ZFaZ); + YxFZ(1) = []; + a9GQ = zeros(size(YxFZ)); + for Hxm_ = 1:length(a9GQ) + a9GQ(Hxm_) = nnz(YxFZ(Hxm_) == ZFaZ(:)); end - for i = 1:length(n) - if n(i) == 1 - b(p(i) == b(:)) = -1; - end + for Hxm_ = 1:length(a9GQ) + if a9GQ(Hxm_) == 1 + ZFaZ(YxFZ(Hxm_) == ZFaZ(:)) = -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 + OsYX = zeros(size(ZFaZ)+2); + Bh_6 = repmat(-1,size(OsYX)); + Bh_6(2:end-1,2:end-1) = ZFaZ; + c0VU = []; + [sgxZ, hKdp] = find(Bh_6>0); + CADa = (size(Bh_6,1)/2 - sgxZ).^2 + (size(Bh_6,2)/2 - hKdp).^2; + [CADa, order] = sort(CADa); 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 d80F = 1:length(sgxZ)-1 + tJIU = 0; + geyv = 32; + for Hxm_ = order + if OsYX(sgxZ(Hxm_), hKdp(Hxm_)) + continue end - w = w - 1; + [X3nO, Dr_G, Hix4] = pQQS(Bh_6, OsYX, sgxZ(Hxm_), hKdp(Hxm_), geyv); + if X3nO > tJIU + tJIU = X3nO; + eTG0 = Dr_G; + geyv = Hix4; + if geyv == 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 tJIU == 0 + c0VU = c0VU - 1; + return end - bestscore = b(z,zC) - minsteps; - if minsteps == 1 - bestmove = [z, zC, Cw4BfzRNQ6, qpF1lfOV53]; - return + OsYX = dx3s(OsYX, eTG0, Bh_6(eTG0(1,1), eTG0(1,2))); + Bh_6 = dx3s(Bh_6, eTG0, Bh_6(eTG0(1,1), eTG0(1,2))); + c0VU = [c0VU; eTG0]; 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; + c0VU = c0VU - 1; end + function [tJIU, eTG0, geyv] = pQQS(ZFaZ, OsYX, d6qu, RQeb, cj1H) + tJIU = 0; + eTG0 = []; + S3Ys = [1 -1 0 0]; + d80F = [0 0 1 -1]; + if ~any(OsYX(:)==ZFaZ(d6qu,RQeb)) + OsYX = ZFaZ; end - - - function [W B] = phase1_a(B,cutoff,rz) + Bh_6 = ZFaZ; + Bh_6(Bh_6>0) = -1; + Bh_6(d6qu,RQeb) = 1; + geyv = Inf; + YxFZ = ZFaZ(d6qu,RQeb); + for Hxm_ = 1:cj1H-2 + [sgxZ, hKdp] = find(Bh_6==Hxm_); + for a9GQ = 1:length(sgxZ) + for Zc5z = 1:4 + sPmq = sgxZ(a9GQ) + S3Ys(Zc5z); + yv0Z = hKdp(a9GQ) + d80F(Zc5z); + if OsYX(sPmq,yv0Z) == YxFZ && ~(sPmq == d6qu && yv0Z == RQeb) + geyv = Hxm_; + break + end + JYeV = Bh_6(sPmq,yv0Z); + if JYeV == 0 + Bh_6(sPmq,yv0Z) = Hxm_+1; + end + end + if geyv < Inf + break + end + end + if geyv < Inf + break + end + end + if geyv == Inf + return + end + tJIU = ZFaZ(d6qu,RQeb) - geyv; + if geyv == 1 + eTG0 = [d6qu, RQeb, sPmq, yv0Z]; + return + end + eTG0 = zeros(geyv,4); + for step = geyv:-1:1 + for Zc5z = 1:4 + DwaA = sPmq + S3Ys(Zc5z); + Ppld = yv0Z + d80F(Zc5z); + if Bh_6(DwaA, Ppld) == step + break + end + end + eTG0(step,:) = [DwaA, Ppld, sPmq, yv0Z]; + sPmq = DwaA; + yv0Z = Ppld; + end + end + function [W B] = fJB3(B,BCuq,dI5O) W = []; - [pincount k] = analyzeboard(B,rz); - if k < 1 - return + [ulTm d80F] = ciOU(B,dI5O); + if d80F < 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 + ulTm=sortrows(ulTm,-dI5O); + for Hxm_ = 1:d80F + if ulTm(Hxm_,2) >= 2 + YxFZ = ulTm(Hxm_,1); + [tNlO rSII] = find(B == YxFZ); + BdmU = size(tNlO,1); + yF3s = BdmU*(BdmU-1)/2; + dist = zeros(yF3s,3); + HsUC = 0; + for HFvX = 1:BdmU + for ZFaZ = (HFvX+1):BdmU + HsUC = HsUC + 1; + dist(HsUC,1) = HFvX; + dist(HsUC,2) = ZFaZ; + dist(HsUC,3) = abs(tNlO(HFvX)-tNlO(ZFaZ)) + abs(rSII(HFvX)-rSII(ZFaZ)); 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 + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + VRtP = reshape(dist(:,1:2)',[],1); + P0pr = 0; + KuoP = 1; + gBQl = false(BdmU,1); + for Hxm_=1:BdmU + NDxB = find( ~gBQl(VRtP(KuoP:end)) , 1 , 'first'); + if isempty(NDxB) + break end + HFvX = VRtP(NDxB); + Distance = abs(tNlO([1:HFvX-1,HFvX+1:end]')-tNlO(HFvX)) + abs(rSII([1:HFvX-1,HFvX+1:end]')-rSII(HFvX)); + if max(Distance)>BCuq-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 = H6_U(B,tNlO(HFvX),rSII(HFvX),tNlO([1:HFvX-1,HFvX+1:end]'),rSII([1:HFvX-1,HFvX+1:end]'), -YxFZ, BCuq, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + P0pr = 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 P0pr < 2 + continue end + for S3Ys = 3:BdmU + [LFdA gAyR] = find(B == -YxFZ); + [tNlO rSII] = find(B == YxFZ); + [PAXo,Dmtt] = meshgrid(tNlO,LFdA); + [Wxwq,F4Sk] = meshgrid(tNlO,LFdA); + Distance = abs(PAXo-Dmtt) + abs(Wxwq-F4Sk); + if max(Distance(:))>BCuq-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 = H6_U(B,LFdA,gAyR,tNlO,rSII, -YxFZ, BCuq, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + ej96 = true; + else + break + end + end + end + end + end + function [W B] = ji2Z(B,W,iHWj,dI5O) + [ulTm d80F] = ciOU(B,dI5O); + if d80F < 1, return, end + ulTm=sortrows(ulTm,-dI5O); + for Hxm_ = 1:d80F + YxFZ = ulTm(Hxm_,1); + TxhE = sum(B == -YxFZ); + if TxhE == 0 + if ulTm(Hxm_,2) >= 2 + [tNlO rSII] = find(B == YxFZ); + BdmU = size(tNlO,1); + yF3s = BdmU*(BdmU-1)/2; + dist = zeros(yF3s,3); + HsUC = 0; + for HFvX = 1:BdmU + for ZFaZ = (HFvX+1):BdmU + HsUC = HsUC + 1; + dist(HsUC,1) = HFvX; + dist(HsUC,2) = ZFaZ; + dist(HsUC,3) = abs(tNlO(HFvX)-tNlO(ZFaZ)) + abs(rSII(HFvX)-rSII(ZFaZ)); + end + end + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + maxstep = min(iHWj,2*YxFZ+1); + ej96 = false; + for HsUC = 1:yF3s + if dist(HsUC,3) > maxstep+1 + break + end + HFvX = dist(HsUC,1); + ZFaZ = dist(HsUC,2); + path = ipeR(B,[tNlO(HFvX); tNlO(ZFaZ)], [rSII(HFvX); rSII(ZFaZ)], -YxFZ, iHWj, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + ej96 = true; + break + end + end + if ~ej96 + continue + end + end + end + [tNlO rSII] = find(B == YxFZ); + WfB5 = size(tNlO,1); + maxstep = min(iHWj,YxFZ+1); + for S3Ys = 1:WfB5 + [LFdA gAyR] = find(B == -YxFZ); + [tNlO rSII] = find(B == YxFZ); + ej96 = false; + path = H6_U(B,LFdA,gAyR,tNlO,rSII, -YxFZ, iHWj, YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + ej96 = true; + end + if ~ej96 + break + end + end + end + end + function [W B] = nXRQ(aisL,B,W,kdz8,iHWj,dI5O) + function HP_D() + for c0VU = 1:size(path,1); + if path(c0VU,1) == path(c0VU,3) + Ml8x(path(c0VU,1),path(c0VU,2)) = false; + Ml8x(path(c0VU,3),path(c0VU,4)) = false; + if path(c0VU,2) == path(c0VU,4) + B(path(c0VU,1),path(c0VU,2)) = -9999; + end + end + if path(c0VU,2) == path(c0VU,4) + dH3T(path(c0VU,1),path(c0VU,2)) = false; + dH3T(path(c0VU,3),path(c0VU,4)) = false; + end + end + end + [Ml8x dH3T] = vrxa(aisL,B,W); + [ulTm d80F] = ciOU(B,dI5O); + if d80F < 1, return, end + ulTm=sortrows(ulTm,-dI5O); + for Hxm_ = 1:d80F + YxFZ = ulTm(Hxm_,1); + TxhE = sum(B == -YxFZ); + if TxhE == 0 + if ulTm(Hxm_,2) >= 2 + [tNlO rSII] = find(B == YxFZ); + BdmU = size(tNlO,1); + yF3s = BdmU*(BdmU-1)/2; + dist = zeros(yF3s,3); + HsUC = 0; + for HFvX = 1:BdmU + for ZFaZ = (HFvX+1):BdmU + HsUC = HsUC + 1; + dist(HsUC,1) = HFvX; + dist(HsUC,2) = ZFaZ; + dist(HsUC,3) = abs(tNlO(HFvX)-tNlO(ZFaZ)) + abs(rSII(HFvX)-rSII(ZFaZ)); + end + end + [CADa nn1W] = sort(dist(:,3)); + dist = dist(nn1W,:); + maxstep = min((kdz8*25)+iHWj,2*YxFZ+1); + ej96 = false; + for HsUC = 1:yF3s + if dist(HsUC,3) > maxstep+1 + break + end + HFvX = dist(HsUC,1); + ZFaZ = dist(HsUC,2); + path = xqn6(B,Ml8x,dH3T,[tNlO(HFvX); tNlO(ZFaZ)], [rSII(HFvX); rSII(ZFaZ)], -YxFZ, kdz8, iHWj, 2*YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + HP_D(); + ej96 = true; + break + end + end + if ~ej96 + continue + end + end + end + [tNlO rSII] = find(B == YxFZ); + WfB5 = size(tNlO,1); + maxstep = min((kdz8*25)+iHWj,YxFZ+1); + for S3Ys = 1:WfB5 + [LFdA gAyR] = find(B == -YxFZ); + [tNlO rSII] = find(B == YxFZ); + ej96 = false; + path = wDI6(B,Ml8x,dH3T,LFdA,gAyR,tNlO,rSII, -YxFZ, kdz8, iHWj, YxFZ); + if size(path,1) > 0 + W = [W; path]; + B = dx3s(B,path,-YxFZ); + HP_D(); + ej96 = true; + end + if ~ej96 + break + end + end + end + end + function path = wDI6(B,FKB0,jWgr,rowS,colS,DeQN,lq5q,ImDv,kdz8,ynil,mZOE) + function path = n_G3(EWHr,step) + trKZ(EWHr) = TSYc; + path = zeros(step,4); + g_Np = 0; + OyHd = 0; + Ozz8 = zeros(step,1); + ms8s = zeros(step,1); + mSvG = zeros(step,1); + while isempty(find(oNTt==EWHr,1)) + g_Np = g_Np + 1; + Ozz8(g_Np,1) = EWHr; + Fl8h = trKZ(EWHr); + ms8s(g_Np,1) = Fl8h; + EWHr = Fl8h; + if R27s(EWHr) + OyHd = OyHd + 1; + mSvG(OyHd,1) = EWHr; + end + end + Ozz8 = [ Ozz8(1:g_Np,:) ; mSvG(1:OyHd,1) ]; + ms8s = [ ms8s(1:g_Np,:) ; mSvG(1:OyHd,1) ]; + path = [ mod(Ozz8,sOPg) , ceil(Ozz8/sOPg) , mod(ms8s,sOPg) , ceil(ms8s/sOPg) ]; + end + [sOPg K_y9] = size(B); + R27s = false(sOPg,K_y9); + trKZ = zeros(sOPg,K_y9); + nltm = -ones(sOPg,K_y9); + oNTt = rowS + (colS-1)*sOPg; + nltm(oNTt) = 0; + nltm(DeQN + (lq5q-1)*sOPg) = -2; + maxstep = min((kdz8*25)+ynil,mZOE+1); + vMuZ = zeros(maxstep+26,1); + vnXS = [-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 + d6qu = oNTt; + elseif vMuZ(step) == 0 + continue + else + d6qu = find(nltm == step); end + BdmU = numel(d6qu); + for Hxm_ = 1:BdmU + TSYc = d6qu(Hxm_); + for ANNk = 1:2 + EWHr = TSYc + vnXS(ANNk) * sOPg; + GYKa = nltm(EWHr); + if GYKa == -2 + path = n_G3(EWHr,step+1); + return + elseif GYKa == -1 + if B(EWHr) == 0 + nltm(EWHr) = step+1; vMuZ(step+1) = 1; + trKZ(EWHr) = TSYc; + elseif FKB0(EWHr) + nltm(EWHr) = step+26; vMuZ(step+26) = 1; + trKZ(EWHr) = TSYc; + R27s(EWHr) = true; + end + end + end + for ANNk = 1:2 + EWHr = TSYc + vnXS(ANNk); + GYKa = nltm(EWHr); + if GYKa == -2 + path = n_G3(EWHr,step+1); + return + elseif GYKa == -1 + if B(EWHr) == 0 + nltm(EWHr) = step+1; vMuZ(step+1) = 1; + trKZ(EWHr) = TSYc; + elseif jWgr(EWHr) + nltm(EWHr) = step+26; vMuZ(step+26) = 1; + trKZ(EWHr) = TSYc; + R27s(EWHr) = 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 = H6_U(B,rowS,colS,SHMW,el9f,ImDv,BCuq,mZOE) + [sOPg K_y9] = size(B); + ylDw = zeros(sOPg,K_y9); + uPTE = zeros(sOPg,K_y9); + nltm = -ones(sOPg,K_y9); + nltm(rowS+(colS-1)*sOPg) = 0; + nltm(SHMW+(el9f-1)*sOPg) = -2; + XAYx = zeros(sOPg*K_y9,1); + wdX4 = zeros(sOPg*K_y9,1); 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 + XAYx(1:count) = rowS; + wdX4(1:count) = colS; + g6BC=[-1 1 0 0]; + nOwT=[0 0 -1 1]; + for step = 0:min(BCuq,mZOE) + if count < 1, break, end + BdmU = count; + XHib = XAYx(1:BdmU); + RQeb = wdX4(1:BdmU); + count = 0; + for Hxm_ = 1:BdmU + jM_J = RQeb(Hxm_); + TSYc = XHib(Hxm_); + for vnEQ=1:4 + GaYD = TSYc + g6BC(vnEQ); + gy61 = jM_J + nOwT(vnEQ); + EWHr = GaYD + (gy61-1)*sOPg; + GYKa = nltm(EWHr); + if GYKa == -2 + yCFy=step+1; + ylDw(GaYD,gy61) = XHib(Hxm_); + uPTE(GaYD,gy61) = RQeb(Hxm_); + path = zeros(yCFy,4); + for S3Ys = 1:yCFy + path(S3Ys,1:2) = [GaYD gy61]; + QbPy = ylDw(GaYD,gy61); + uEB0 = uPTE(GaYD,gy61); + path(S3Ys,3:4) = [QbPy uEB0]; + GaYD = QbPy; + gy61 = uEB0; end + return + end + if GYKa == -1 && B(EWHr) == 0 + nltm(EWHr) = step+1; + ylDw(EWHr) = TSYc; + uPTE(EWHr) = jM_J; + count = count + 1; XAYx(count) = GaYD; wdX4(count) = gy61; + end + end + end + end path = []; - end+ end