ID: 
Title:tweaky bird and pushy cat 21Marco Tullio 138
Author:srachFabio Carnevale
Date:2008-05-07 11:55:182008-05-07 11:57:00
Score:13374.019713427.5402
Result:133071.00 (cyc: 21, node: 7229)133919.00 (cyc: 17, node: 6544)
CPU Time:47.885136.0339
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; + ImS2=1099; + xPHx = rand(43,1); + W=yCoV(B); + fmV7 = b3Wq(B,W); + [QmRR,Y8B5] = size(B); + at7S = B(QmRR:-1:1,:); + at7S = at7S.'; + [NV8Y,CCl6] = rZFX(at7S,[1 2],[1 2],4*QmRR*Y8B5); + if fmV7 > CCl6 + W = [QmRR-NV8Y(:,2)+1 NV8Y(:,1) QmRR-NV8Y(:,4)+1 NV8Y(:,3)]; + fmV7=CCl6; 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; + AHTG=rand('state'); + rand(ImS2,1); + if fmV7>1000 + [NV8Y,CCl6] = rZFX(at7S,[1 2],[1 2],4*QmRR*Y8B5); + if fmV7 > CCl6 + W = [QmRR-NV8Y(:,2)+1 NV8Y(:,1) QmRR-NV8Y(:,4)+1 NV8Y(:,3)]; + fmV7=CCl6; 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',AHTG); + end + function [W,fmV7] = rZFX(nwUx,HRjg,QOBN,C459) + [cDT0,fMWI]=size(nwUx); + s9DV= -ones(cDT0+2,fMWI+2); + s9DV(2:end-1,2:end-1)=nwUx; + YFvG = s9DV; + iewZ = 4; + if size(YFvG,2) > 20 + gvKx = 4; + gnEk = 8; + wjmT = 18; else - cutfirst = 3; - cutsecond = 7; - cutoff = 13; + gvKx = 3; + gnEk = 7; + wjmT = 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 + fmV7 = inf; + S29d = [1 2;2 1]; + PgAa = [1 3;3 1]; + PPDJ = [3 2 1;1 2 3]; + for ztvb = HRjg + if ztvb == 2 + [ATjy bTgd] = hWBR(YFvG,gvKx,S29d(ztvb,:)); + [PEvY UL19] = Z6vA(bTgd,ATjy,gnEk,PgAa(ztvb,:)); + [cLsw o_MV] = Z6vA(UL19,PEvY,wjmT,PgAa(ztvb,:)); + else + [ATjy bTgd] = hWBR(YFvG,4,S29d(ztvb,:)); + [cLsw o_MV] = Z6vA(bTgd,ATjy,11,PgAa(ztvb,:)); end + for sFfm = QOBN + mZjY = UL6H(YFvG,o_MV,cLsw,iewZ,wjmT,PPDJ(sFfm,:))-1; + Izi6 = b3Wq(nwUx,mZjY); + if Izi6 <= fmV7 + fmV7 = Izi6; + W = mZjY; + iewZ = iewZ - 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 S_IW = b3Wq(B,W) + cDT0=size(B,1); + B(W(:,1)+(W(:,2)-1)*cDT0)=0; + B(W(:,3)+(W(:,4)-1)*cDT0)=0; + S_IW=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 [c01c XLwh] = uvPC(B,abDC) + BO5h = sort(B(B>0),'descend'); + FIne = size(BO5h,1); + if FIne < 1 + c01c = []; + XLwh = 0; + return + end + iSl2=BO5h(diff([0;BO5h])~=0); + c01c = zeros(nnz(iSl2),3); + c2TU=histc(BO5h,iSl2(end:-1:1)); + c01c(:,1)=iSl2; + c01c(:,2)=c2TU(end:-1:1); + XLwh=nnz(iSl2); + if abDC < 3, return, end + for Fh45 = 1:XLwh + if c01c(Fh45,2) >= 2 + gaVT = c01c(Fh45,1); + [C077 DrXE] = find(B == gaVT); + p1T_ = 0; + WOsz = size(C077,1); + p1T_=sum(abs(diff(C077))+abs(diff(DrXE))); + c01c(Fh45,3) = c01c(Fh45,2)*gaVT - 0.85 * p1T_; + end + end + end + function [W B] = hWBR(B,wjmT,abDC) W = []; - - [pincount k] = analyzeboard(B,rz); - - if k < 1 - return + [c01c XLwh] = uvPC(B,abDC); + if XLwh < 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 + c01c=sortrows(c01c,-abDC); + for Fh45 = 1:XLwh + if c01c(Fh45,2) >= 2 + gaVT = c01c(Fh45,1); + [C077 DrXE] = find(B == gaVT); + WOsz = size(C077,1); + jXkH = WOsz*(WOsz-1)/2; + dist = zeros(jXkH,3); + [SrYP so86]=find(tril(ones(WOsz),-1)); + dist(:,1)=so86; + dist(:,2)=SrYP; + dist(:,3)=abs(DrXE(SrYP)-DrXE(so86))+abs(C077(SrYP)-C077(so86)); + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + FIne = 0; + for ztvb = 1:jXkH + if dist(ztvb,3) > wjmT+1 + break end + AAFE = dist(ztvb,1); + bwpT = dist(ztvb,2); + path = YHh0(B,[C077(AAFE); C077(bwpT)], [DrXE(AAFE); DrXE(bwpT)], -gaVT, wjmT, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + FIne = 2; + edit = [1:(AAFE-1) (AAFE+1):(bwpT-1) (bwpT+1):WOsz]; + C077 = [C077(AAFE); C077(bwpT); C077(edit)]; + DrXE = [DrXE(AAFE); DrXE(bwpT); DrXE(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 FIne < 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 qbQ1 = 3:WOsz + [dQvk CdFq] = find(B == -gaVT); + dCUo = size(dQvk,1); + jXkH = dCUo * (WOsz - FIne); + DfO9 = (1:dCUo*WOsz)'; + bwpT=mod(DfO9-1,WOsz)+1; + AAFE=ceil(DfO9/WOsz); + WANv = (bwpT>FIne); + AAFE = AAFE(WANv); + bwpT = bwpT(WANv); + p1T_ = abs(dQvk(AAFE)-C077(bwpT)) + abs(CdFq(AAFE)-DrXE(bwpT)); + dist = [AAFE,bwpT,p1T_]; + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + t4bt = false(WOsz,1); + J3za = false; + for ztvb = 1:jXkH + if dist(ztvb,3) > wjmT+1 + break end - + bwpT = dist(ztvb,2); + if t4bt(bwpT) + 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 - + AAFE = dist(ztvb,1); + path = YHh0(B,[dQvk(AAFE); C077(bwpT)], [CdFq(AAFE); DrXE(bwpT)], -gaVT, wjmT, gaVT); + t4bt(bwpT)=true; + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + FIne = FIne + 1; + J3za = true; + C077([qbQ1 bwpT]) = C077([bwpT qbQ1]); + DrXE([qbQ1 bwpT]) = DrXE([bwpT qbQ1]); + 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 ~J3za + 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] = Z6vA(B,W,iSjo,abDC) + [c01c XLwh] = uvPC(B,abDC); + if XLwh < 1, return, end + c01c=sortrows(c01c,-abDC); + for Fh45 = 1:XLwh + gaVT = c01c(Fh45,1); + dCUo = sum(B == -gaVT); + if dCUo == 0 + if c01c(Fh45,2) >= 2 + [C077 DrXE] = find(B == gaVT); + WOsz = size(C077,1); + jXkH = WOsz*(WOsz-1)*.5; + DfO9 = (1:WOsz*WOsz)'; + bwpT=mod(DfO9-1,WOsz)+1; + AAFE=ceil(DfO9/WOsz); + WANv = (AAFE<bwpT); + AAFE = AAFE(WANv); + bwpT = bwpT(WANv); + p1T_ = abs(C077(AAFE)-C077(bwpT)) + abs(DrXE(AAFE)-DrXE(bwpT)); + dist = [AAFE,bwpT,p1T_]; + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + maxstep = min(iSjo,2*gaVT+1); + J3za = false; + for ztvb = 1:jXkH + if dist(ztvb,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; + AAFE = dist(ztvb,1); + bwpT = dist(ztvb,2); + path = YHh0(B,[C077(AAFE); C077(bwpT)], [DrXE(AAFE); DrXE(bwpT)], -gaVT, iSjo, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + J3za = true; + break + end + end + if ~J3za + continue + end + end + end + [C077 DrXE] = find(B == gaVT); + QW4l = size(C077,1); + maxstep = min(iSjo,gaVT+1); + for qbQ1 = 1:QW4l + [dQvk CdFq] = find(B == -gaVT); + dCUo = size(dQvk,1); + jXkH = dCUo * (QW4l-qbQ1+1); + dist = zeros(jXkH,3); + ztvb = 0; + for AAFE = 1:dCUo + for bwpT = qbQ1:QW4l + ztvb = ztvb + 1; + dist(ztvb,1) = AAFE; + dist(ztvb,2) = bwpT; + dist(ztvb,3) = abs(dQvk(AAFE)-C077(bwpT)) + abs(CdFq(AAFE)-DrXE(bwpT)); + end + end + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + t4bt = false(QW4l,1); + J3za = false; + for ztvb = 1:jXkH + if dist(ztvb,3) > maxstep+1 + break + end + bwpT = dist(ztvb,2); + if t4bt(bwpT) + randperm(4); + continue + end + AAFE = dist(ztvb,1); + path = YHh0(B,[dQvk(AAFE); C077(bwpT)], [CdFq(AAFE); DrXE(bwpT)], -gaVT, iSjo, 2*gaVT); + t4bt(bwpT)=true; + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + J3za = true; + C077([qbQ1 bwpT]) = C077([bwpT qbQ1]); + DrXE([qbQ1 bwpT]) = DrXE([bwpT qbQ1]); + break + end + end + if ~J3za + break + end + end + end + end + function [D_fM QCce] = LzU7(s9DV,B,path) + [M_YJ cYgX] = size(B); + D_fM = s9DV == 0; + QCce = D_fM; + D_fM(:,[1 cYgX]) = false; + QCce([1 M_YJ],:) = false; + for Fh45 = 1:size(path,1) + if path(Fh45,1) == path(Fh45,3) + D_fM(path(Fh45,1),path(Fh45,2)) = false; + D_fM(path(Fh45,3),path(Fh45,4)) = false; + end + if path(Fh45,2) == path(Fh45,4) + QCce(path(Fh45,1),path(Fh45,2)) = false; + QCce(path(Fh45,3),path(Fh45,4)) = false; + end + end + end + function B = QwpM(B,path,NznT) + B(path(1,1),path(1,2)) = NznT; + for Fh45 = 1:size(path,1); + B(path(Fh45,3),path(Fh45,4)) = NznT; + end + end + function path = VDad(FGHD,XZqY,M_YJ,L2SO) + path = zeros(L2SO,4); + BkUs = mod(FGHD,M_YJ); + gMr7 = ceil(FGHD/M_YJ); + for qbQ1 = 1:L2SO + path(qbQ1,1:2) = [BkUs gMr7]; + FGHD = XZqY(FGHD); + BkUs = mod(FGHD,M_YJ); + gMr7 = ceil(FGHD/M_YJ); + path(qbQ1,3:4) = [BkUs gMr7]; + end + end + function path = YHh0(B,C077,DrXE,NznT,wjmT,ch1G) + [M_YJ cYgX] = size(B); + XZqY = zeros(M_YJ,cYgX); + tRxL = -ones(M_YJ,cYgX); + tRxL(C077(2),DrXE(2)) = 0; + tRxL(C077(1),DrXE(1)) = -2; + tRxL( B == NznT ) = -2; + c8D3 = zeros(M_YJ*cYgX,1); + c8D3(1) = C077(2) + (DrXE(2)-1)*M_YJ; 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 + GPI5 = [-1 1 -M_YJ M_YJ]; + l9bt = randperm(4); + for step = 0:min(wjmT,ch1G) + if count < 1, break, end + WOsz = count; + FGHD = c8D3; + count = 0; + for Fh45 = 1:WOsz + GyKu = FGHD(Fh45); + for f8E3=1:4 + ZyRy = GyKu + GPI5(l9bt(f8E3)); + nvhF = tRxL(ZyRy); + if nvhF == -2 + XZqY(ZyRy) = GyKu; + path = VDad(ZyRy,XZqY,M_YJ,step+1); + return end + if nvhF == -1 && B(ZyRy) == 0 + tRxL(ZyRy) = step+1; + XZqY(ZyRy) = GyKu; + count = count + 1; + c8D3(count) = ZyRy; + 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 = Da7g(B,D_fM,QCce,C077,DrXE,NznT,iewZ,iSjo,ch1G) + [M_YJ cYgX] = size(B); + iBec = false(M_YJ,cYgX); + XZqY = zeros(M_YJ,cYgX); + tRxL = -ones(M_YJ,cYgX); + tRxL(C077(1),DrXE(1)) = -2; + tRxL( B == NznT ) = -2; + maxstep = min((iewZ*27)+iSjo,ch1G+1); + SSno = zeros(maxstep+28,1); + SSno(1) = C077(2) + (DrXE(2)-1)*M_YJ; + GPI5 = [-M_YJ M_YJ -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 SSno(step)>0 + GyKu = SSno(step); + SSno(step)=tRxL(GyKu); + for f8E3 = 1:4 + ZyRy = GyKu + GPI5(f8E3); + nvhF = tRxL(ZyRy); + if nvhF==-1 + if B(ZyRy) == 0 + tRxL(ZyRy) = SSno(step+1); + SSno(step+1) = ZyRy; + XZqY(ZyRy) = GyKu; + elseif (D_fM(ZyRy)&&(f8E3<3)) || (QCce(ZyRy)&&(f8E3>2)) + tRxL(ZyRy) = SSno(step+26); + SSno(step+26) = ZyRy; + XZqY(ZyRy) = GyKu; + iBec(ZyRy) = true; end + end + if nvhF==-2 + step=step+1; + XZqY(ZyRy) = GyKu; + BkUs=mod(ZyRy,M_YJ); + gMr7=ceil(ZyRy/M_YJ); + path = zeros(step,4); + qbQ1 = 0; + while BkUs ~= C077(2) || gMr7 ~= DrXE(2) + qbQ1 = qbQ1 + 1; + path(qbQ1,1:2) = [BkUs gMr7]; + ZyRy = BkUs + (gMr7-1)*M_YJ; + mtBl = XZqY(ZyRy); + BIwN=mod(mtBl,M_YJ); + m6fn=ceil(mtBl/M_YJ); + path(qbQ1,3:4) = [BIwN m6fn]; + BkUs = BIwN; + gMr7 = m6fn; + if iBec(BkUs,gMr7) + qbQ1 = qbQ1 + 1; + path(qbQ1,:) = [BkUs gMr7 BkUs gMr7]; + end + end + path = path(1:qbQ1,:); + 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 = yCoV(B) + [W,fmV7] = CErw(B); + lktx = 0; + JrRM = round(mod(B(:),2)); + if fmV7 < 2100 + return end - [kJfcOitU9b,ZqDtJmqMeb] = size(B); + [PpRt,XAXA] = 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]; + [X1Sw,gnD7] = CErw(B); + if fmV7 > gnD7 + W = [PpRt-X1Sw(:,2)+1 XAXA-X1Sw(:,1)+1 PpRt-X1Sw(:,4)+1 XAXA-X1Sw(:,3)+1]; end - if d2F7TC2nTS~=IN55LEuuYN; W = zeros(0,4); end + if JrRM~=lktx; 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,fmV7] = CErw(B) + [cDT0,fMWI]=size(B); + fTqm=nan(cDT0+2,fMWI+2); + fTqm(2:end-1,2:end-1)=B; + YFvG = fTqm; + iewZ = 4; + if size(YFvG,2) > 20 + gvKx = 4; + gnEk = 8; + wjmT = 12; else - cutfirst = 3; - cutsecond = 7; - cutoff = 11; + gvKx = 3; + gnEk = 7; + wjmT = 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 + fmV7 = inf; + S29d = [1 2;2 1]; + PgAa = [1 3;3 1]; + PPDJ = [3 2 1;1 2 3]; + for ztvb = 1:2 + if ztvb == 2 + [ATjy bTgd] = cgDS(YFvG,gvKx,S29d(ztvb,:)); + [PEvY UL19] = a9Fz(bTgd,ATjy,gnEk,PgAa(ztvb,:)); + [cLsw o_MV] = a9Fz(UL19,PEvY,wjmT,PgAa(ztvb,:)); + else + [ATjy bTgd] = cgDS(YFvG,4,S29d(ztvb,:)); + [cLsw o_MV] = a9Fz(bTgd,ATjy,11,PgAa(ztvb,:)); 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 sFfm = 1:2 + if ztvb == 2 && sFfm == 2 && fmV7 > 2100, return, end + mZjY = UL6H(YFvG,o_MV,cLsw,iewZ,wjmT,PPDJ(sFfm,:))-1; + Izi6 = b3Wq(B,mZjY); + if Izi6 <= fmV7 + fmV7 = Izi6; + W = mZjY; + iewZ = iewZ - 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 cDT0*fMWI > 290; return; end + GmlN = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4)); + if GmlN <= 4 + SU7O = DP6Q(B); + XQJm = b3Wq(B,SU7O); + if XQJm < fmV7 + W = SU7O; + fmV7 = XQJm; 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 = d7JH(B,C077,DrXE,NznT,wjmT,ch1G) + function path = ZLr4(Qi32,Sy0D,Zs56) + eHRj(Qi32,Sy0D) = TZxR(Fh45); + xiTV(Qi32,Sy0D) = Bo2c(Fh45); + path = zeros(Zs56,4); + for Cry2 = 1:Zs56 + path(Cry2,1:2) = [Qi32 Sy0D]; + oiRz = eHRj(Qi32,Sy0D); + RNdg = xiTV(Qi32,Sy0D); + path(Cry2,3:4) = [oiRz RNdg]; + Qi32 = oiRz; + Sy0D = RNdg; + end + end + [M_YJ cYgX] = size(B); + eHRj = zeros(M_YJ,cYgX); + xiTV = zeros(M_YJ,cYgX); + tRxL = -ones(M_YJ,cYgX); + tRxL(C077(2),DrXE(2)) = 0; + tRxL(C077(1),DrXE(1)) = -2; + tRxL( B == NznT ) = -2; + Ucw_ = zeros(M_YJ*cYgX,1); + hiu3 = zeros(M_YJ*cYgX,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 + Ucw_(1) = C077(2); + hiu3(1) = DrXE(2); + ARB6=[-1 1 0 0]; + sghH=[0 0 -1 1]; + for step = 0:min(wjmT,ch1G) + if count < 1, break, end + WOsz = count; + TZxR = Ucw_(1:WOsz); + Bo2c = hiu3(1:WOsz); + count = 0; + for Fh45 = 1:WOsz + aWC5 = Bo2c(Fh45); + GyKu = TZxR(Fh45); + for f8E3=1:4 + Qi32 = GyKu + ARB6(f8E3); + Sy0D = aWC5 + sghH(f8E3); + ZyRy = Qi32 + (Sy0D-1)*M_YJ; + nvhF = tRxL(ZyRy); + if nvhF == -2 + path = ZLr4(Qi32,Sy0D,step+1); + return + elseif nvhF == -1 && B(ZyRy) == 0 + tRxL(ZyRy) = step+1; + eHRj(ZyRy) = GyKu; + xiTV(ZyRy) = aWC5; + count = count + 1; Ucw_(count) = Qi32; hiu3(count) = Sy0D; 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 eVXv = DP6Q(bwpT) + gaVT = unique(bwpT); + gaVT(1) = []; + seLF = zeros(size(gaVT)); + for Fh45 = 1:length(seLF) + seLF(Fh45) = nnz(gaVT(Fh45) == bwpT(:)); end - for i = 1:length(n) - if n(i) == 1 - b(p(i) == b(:)) = -1; - end + for Fh45 = 1:length(seLF) + if seLF(Fh45) == 1 + bwpT(gaVT(Fh45) == bwpT(:)) = -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 + yIbN = zeros(size(bwpT)+2); + fZxB = repmat(-1,size(yIbN)); + fZxB(2:end-1,2:end-1) = bwpT; + eVXv = []; + [sC9k, vtUN] = find(fZxB>0); + p1T_ = (size(fZxB,1)/2 - sC9k).^2 + (size(fZxB,2)/2 - vtUN).^2; + [p1T_, order] = sort(p1T_); 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 XLwh = 1:length(sC9k)-1 + l49y = 0; + vhFV = 32; + for Fh45 = order + if yIbN(sC9k(Fh45), vtUN(Fh45)) + continue end - w = w - 1; + [S_IW, mlAl, YHoB] = iU5x(fZxB, yIbN, sC9k(Fh45), vtUN(Fh45), vhFV); + if S_IW > l49y + l49y = S_IW; + vjGX = mlAl; + vhFV = YHoB; + if vhFV == 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 l49y == 0 + eVXv = eVXv - 1; + return end - bestscore = b(z,zC) - minsteps; - if minsteps == 1 - bestmove = [z, zC, Cw4BfzRNQ6, qpF1lfOV53]; - return + yIbN = QwpM(yIbN, vjGX, fZxB(vjGX(1,1), vjGX(1,2))); + fZxB = QwpM(fZxB, vjGX, fZxB(vjGX(1,1), vjGX(1,2))); + eVXv = [eVXv; vjGX]; 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; + eVXv = eVXv - 1; end + function [l49y, vjGX, vhFV] = iU5x(bwpT, yIbN, FGHD, Bo2c, CRfe) + l49y = 0; + vjGX = []; + Cry2 = [1 -1 0 0]; + XLwh = [0 0 1 -1]; + if ~any(yIbN(:)==bwpT(FGHD,Bo2c)) + yIbN = bwpT; end - - - function [W B] = phase1_a(B,cutoff,rz) + fZxB = bwpT; + fZxB(fZxB>0) = -1; + fZxB(FGHD,Bo2c) = 1; + vhFV = Inf; + gaVT = bwpT(FGHD,Bo2c); + for Fh45 = 1:CRfe-2 + [sC9k, vtUN] = find(fZxB==Fh45); + for seLF = 1:length(sC9k) + for l_lh = 1:4 + fMOe = sC9k(seLF) + Cry2(l_lh); + GC2q = vtUN(seLF) + XLwh(l_lh); + if yIbN(fMOe,GC2q) == gaVT && ~(fMOe == FGHD && GC2q == Bo2c) + vhFV = Fh45; + break + end + yBcv = fZxB(fMOe,GC2q); + if yBcv == 0 + fZxB(fMOe,GC2q) = Fh45+1; + end + end + if vhFV < Inf + break + end + end + if vhFV < Inf + break + end + end + if vhFV == Inf + return + end + l49y = bwpT(FGHD,Bo2c) - vhFV; + if vhFV == 1 + vjGX = [FGHD, Bo2c, fMOe, GC2q]; + return + end + vjGX = zeros(vhFV,4); + for step = vhFV:-1:1 + for l_lh = 1:4 + MiPG = fMOe + Cry2(l_lh); + dErX = GC2q + XLwh(l_lh); + if fZxB(MiPG, dErX) == step + break + end + end + vjGX(step,:) = [MiPG, dErX, fMOe, GC2q]; + fMOe = MiPG; + GC2q = dErX; + end + end + function [W B] = cgDS(B,wjmT,abDC) W = []; - [pincount k] = analyzeboard(B,rz); - if k < 1 - return + [c01c XLwh] = uvPC(B,abDC); + if XLwh < 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 + c01c=sortrows(c01c,-abDC); + for Fh45 = 1:XLwh + if c01c(Fh45,2) >= 2 + gaVT = c01c(Fh45,1); + [C077 DrXE] = find(B == gaVT); + WOsz = size(C077,1); + jXkH = WOsz*(WOsz-1)/2; + dist = zeros(jXkH,3); + ztvb = 0; + for AAFE = 1:WOsz + for bwpT = (AAFE+1):WOsz + ztvb = ztvb + 1; + dist(ztvb,1) = AAFE; + dist(ztvb,2) = bwpT; + dist(ztvb,3) = abs(C077(AAFE)-C077(bwpT)) + abs(DrXE(AAFE)-DrXE(bwpT)); 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 + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + YpA1 = reshape(dist(:,1:2)',[],1); + FIne = 0; + FB4H = 1; + jZNT = false(WOsz,1); + for Fh45=1:WOsz + gdeF = find( ~jZNT(YpA1(FB4H:end)) , 1 , 'first'); + if isempty(gdeF) + break end + AAFE = YpA1(gdeF); + Distance = abs(C077([1:AAFE-1,AAFE+1:end]')-C077(AAFE)) + abs(DrXE([1:AAFE-1,AAFE+1:end]')-DrXE(AAFE)); + if max(Distance)>wjmT-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 = gnUw(B,C077(AAFE),DrXE(AAFE),C077([1:AAFE-1,AAFE+1:end]'),DrXE([1:AAFE-1,AAFE+1:end]'), -gaVT, wjmT, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + FIne = 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 FIne < 2 + continue end + for Cry2 = 3:WOsz + [dQvk CdFq] = find(B == -gaVT); + [C077 DrXE] = find(B == gaVT); + [ie_H,GVLb] = meshgrid(C077,dQvk); + [rKsX,G2uy] = meshgrid(C077,dQvk); + Distance = abs(ie_H-GVLb) + abs(rKsX-G2uy); + if max(Distance(:))>wjmT-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 = gnUw(B,dQvk,CdFq,C077,DrXE, -gaVT, wjmT, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + J3za = true; + else + break + end + end + end + end + end + function [W B] = a9Fz(B,W,MDRC,abDC) + [c01c XLwh] = uvPC(B,abDC); + if XLwh < 1, return, end + c01c=sortrows(c01c,-abDC); + for Fh45 = 1:XLwh + gaVT = c01c(Fh45,1); + dCUo = sum(B == -gaVT); + if dCUo == 0 + if c01c(Fh45,2) >= 2 + [C077 DrXE] = find(B == gaVT); + WOsz = size(C077,1); + jXkH = WOsz*(WOsz-1)/2; + dist = zeros(jXkH,3); + ztvb = 0; + for AAFE = 1:WOsz + for bwpT = (AAFE+1):WOsz + ztvb = ztvb + 1; + dist(ztvb,1) = AAFE; + dist(ztvb,2) = bwpT; + dist(ztvb,3) = abs(C077(AAFE)-C077(bwpT)) + abs(DrXE(AAFE)-DrXE(bwpT)); + end + end + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + maxstep = min(MDRC,2*gaVT+1); + J3za = false; + for ztvb = 1:jXkH + if dist(ztvb,3) > maxstep+1 + break + end + AAFE = dist(ztvb,1); + bwpT = dist(ztvb,2); + path = d7JH(B,[C077(AAFE); C077(bwpT)], [DrXE(AAFE); DrXE(bwpT)], -gaVT, MDRC, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + J3za = true; + break + end + end + if ~J3za + continue + end + end + end + [C077 DrXE] = find(B == gaVT); + HJze = size(C077,1); + maxstep = min(MDRC,gaVT+1); + for Cry2 = 1:HJze + [dQvk CdFq] = find(B == -gaVT); + [C077 DrXE] = find(B == gaVT); + J3za = false; + path = gnUw(B,dQvk,CdFq,C077,DrXE, -gaVT, MDRC, gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + J3za = true; + end + if ~J3za + break + end + end + end + end + function [W B] = UL6H(fTqm,B,W,iewZ,MDRC,abDC) + function mfsu() + for eVXv = 1:size(path,1); + if path(eVXv,1) == path(eVXv,3) + r_AF(path(eVXv,1),path(eVXv,2)) = false; + r_AF(path(eVXv,3),path(eVXv,4)) = false; + if path(eVXv,2) == path(eVXv,4) + B(path(eVXv,1),path(eVXv,2)) = -9999; + end + end + if path(eVXv,2) == path(eVXv,4) + vo5m(path(eVXv,1),path(eVXv,2)) = false; + vo5m(path(eVXv,3),path(eVXv,4)) = false; + end + end + end + [r_AF vo5m] = LzU7(fTqm,B,W); + [c01c XLwh] = uvPC(B,abDC); + if XLwh < 1, return, end + c01c=sortrows(c01c,-abDC); + for Fh45 = 1:XLwh + gaVT = c01c(Fh45,1); + dCUo = sum(B == -gaVT); + if dCUo == 0 + if c01c(Fh45,2) >= 2 + [C077 DrXE] = find(B == gaVT); + WOsz = size(C077,1); + jXkH = WOsz*(WOsz-1)/2; + dist = zeros(jXkH,3); + ztvb = 0; + for AAFE = 1:WOsz + for bwpT = (AAFE+1):WOsz + ztvb = ztvb + 1; + dist(ztvb,1) = AAFE; + dist(ztvb,2) = bwpT; + dist(ztvb,3) = abs(C077(AAFE)-C077(bwpT)) + abs(DrXE(AAFE)-DrXE(bwpT)); + end + end + [p1T_ Cj6i] = sort(dist(:,3)); + dist = dist(Cj6i,:); + maxstep = min((iewZ*25)+MDRC,2*gaVT+1); + J3za = false; + for ztvb = 1:jXkH + if dist(ztvb,3) > maxstep+1 + break + end + AAFE = dist(ztvb,1); + bwpT = dist(ztvb,2); + path = Da7g(B,r_AF,vo5m,[C077(AAFE); C077(bwpT)], [DrXE(AAFE); DrXE(bwpT)], -gaVT, iewZ, MDRC, 2*gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + mfsu(); + J3za = true; + break + end + end + if ~J3za + continue + end + end + end + [C077 DrXE] = find(B == gaVT); + HJze = size(C077,1); + maxstep = min((iewZ*25)+MDRC,gaVT+1); + for Cry2 = 1:HJze + [dQvk CdFq] = find(B == -gaVT); + [C077 DrXE] = find(B == gaVT); + J3za = false; + path = xPeU(B,r_AF,vo5m,dQvk,CdFq,C077,DrXE, -gaVT, iewZ, MDRC, gaVT); + if size(path,1) > 0 + W = [W; path]; + B = QwpM(B,path,-gaVT); + mfsu(); + J3za = true; + end + if ~J3za + break + end + end + end + end + function path = xPeU(B,D_fM,QCce,rowS,colS,VxHz,QY6r,NznT,iewZ,iSjo,ch1G) + function path = VDad(ZyRy,step) + XZqY(ZyRy) = GyKu; + path = zeros(step,4); + qbQ1 = 0; + k5No = 0; + Kj3S = zeros(step,1); + hL8A = zeros(step,1); + VG0Y = zeros(step,1); + while isempty(find(ka4U==ZyRy,1)) + qbQ1 = qbQ1 + 1; + Kj3S(qbQ1,1) = ZyRy; + mtBl = XZqY(ZyRy); + hL8A(qbQ1,1) = mtBl; + ZyRy = mtBl; + if iBec(ZyRy) + k5No = k5No + 1; + VG0Y(k5No,1) = ZyRy; + end + end + Kj3S = [ Kj3S(1:qbQ1,:) ; VG0Y(1:k5No,1) ]; + hL8A = [ hL8A(1:qbQ1,:) ; VG0Y(1:k5No,1) ]; + path = [ mod(Kj3S,M_YJ) , ceil(Kj3S/M_YJ) , mod(hL8A,M_YJ) , ceil(hL8A/M_YJ) ]; + end + [M_YJ cYgX] = size(B); + iBec = false(M_YJ,cYgX); + XZqY = zeros(M_YJ,cYgX); + tRxL = -ones(M_YJ,cYgX); + ka4U = rowS + (colS-1)*M_YJ; + tRxL(ka4U) = 0; + tRxL(VxHz + (QY6r-1)*M_YJ) = -2; + maxstep = min((iewZ*25)+iSjo,ch1G+1); + d3Eq = zeros(maxstep+26,1); + M4Hu = [-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 + FGHD = ka4U; + elseif d3Eq(step) == 0 + continue + else + FGHD = find(tRxL == step); end + WOsz = numel(FGHD); + for Fh45 = 1:WOsz + GyKu = FGHD(Fh45); + for SZsU = 1:2 + ZyRy = GyKu + M4Hu(SZsU) * M_YJ; + nvhF = tRxL(ZyRy); + if nvhF == -2 + path = VDad(ZyRy,step+1); + return + elseif nvhF == -1 + if B(ZyRy) == 0 + tRxL(ZyRy) = step+1; d3Eq(step+1) = 1; + XZqY(ZyRy) = GyKu; + elseif D_fM(ZyRy) + tRxL(ZyRy) = step+26; d3Eq(step+26) = 1; + XZqY(ZyRy) = GyKu; + iBec(ZyRy) = true; + end + end + end + for SZsU = 1:2 + ZyRy = GyKu + M4Hu(SZsU); + nvhF = tRxL(ZyRy); + if nvhF == -2 + path = VDad(ZyRy,step+1); + return + elseif nvhF == -1 + if B(ZyRy) == 0 + tRxL(ZyRy) = step+1; d3Eq(step+1) = 1; + XZqY(ZyRy) = GyKu; + elseif QCce(ZyRy) + tRxL(ZyRy) = step+26; d3Eq(step+26) = 1; + XZqY(ZyRy) = GyKu; + iBec(ZyRy) = 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 = gnUw(B,rowS,colS,UuXJ,loob,NznT,wjmT,ch1G) + [M_YJ cYgX] = size(B); + eHRj = zeros(M_YJ,cYgX); + xiTV = zeros(M_YJ,cYgX); + tRxL = -ones(M_YJ,cYgX); + tRxL(rowS+(colS-1)*M_YJ) = 0; + tRxL(UuXJ+(loob-1)*M_YJ) = -2; + c8D3 = zeros(M_YJ*cYgX,1); + hiu3 = zeros(M_YJ*cYgX,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 + c8D3(1:count) = rowS; + hiu3(1:count) = colS; + ARB6=[-1 1 0 0]; + sghH=[0 0 -1 1]; + for step = 0:min(wjmT,ch1G) + if count < 1, break, end + WOsz = count; + TZxR = c8D3(1:WOsz); + Bo2c = hiu3(1:WOsz); + count = 0; + for Fh45 = 1:WOsz + aWC5 = Bo2c(Fh45); + GyKu = TZxR(Fh45); + for f8E3=1:4 + Qi32 = GyKu + ARB6(f8E3); + Sy0D = aWC5 + sghH(f8E3); + ZyRy = Qi32 + (Sy0D-1)*M_YJ; + nvhF = tRxL(ZyRy); + if nvhF == -2 + Zs56=step+1; + eHRj(Qi32,Sy0D) = TZxR(Fh45); + xiTV(Qi32,Sy0D) = Bo2c(Fh45); + path = zeros(Zs56,4); + for Cry2 = 1:Zs56 + path(Cry2,1:2) = [Qi32 Sy0D]; + oiRz = eHRj(Qi32,Sy0D); + RNdg = xiTV(Qi32,Sy0D); + path(Cry2,3:4) = [oiRz RNdg]; + Qi32 = oiRz; + Sy0D = RNdg; end + return + end + if nvhF == -1 && B(ZyRy) == 0 + tRxL(ZyRy) = step+1; + eHRj(ZyRy) = GyKu; + xiTV(ZyRy) = aWC5; + count = count + 1; c8D3(count) = Qi32; hiu3(count) = Sy0D; + end + end + end + end path = []; - end+ end