ID: 
Title:tweaky bird and pushy cat 21Marco Tullio 144
Author:srachFabio Carnevale
Date:2008-05-07 11:55:182008-05-07 11:57:13
Score:13374.019713431.7050
Result:133071.00 (cyc: 21, node: 7229)133966.00 (cyc: 17, node: 6544)
CPU Time:47.885135.6661
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; + PmqC=3877; + jdBU = rand(43,1); + W=logl(B); + Nv2i = zaCe(B,W); + [N7F2,Yxts] = size(B); + IdSc = B(N7F2:-1:1,:); + IdSc = IdSc.'; + [uQJ_,O2jB] = xyKp(IdSc,[1 2],[1 2],4*N7F2*Yxts); + if Nv2i > O2jB + W = [N7F2-uQJ_(:,2)+1 uQJ_(:,1) N7F2-uQJ_(:,4)+1 uQJ_(:,3)]; + Nv2i=O2jB; 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; + gs2l=rand('state'); + rand(PmqC,1); + if Nv2i>1000 + [uQJ_,O2jB] = xyKp(IdSc,[1 2],[1 2],4*N7F2*Yxts); + if Nv2i > O2jB + W = [N7F2-uQJ_(:,2)+1 uQJ_(:,1) N7F2-uQJ_(:,4)+1 uQJ_(:,3)]; + Nv2i=O2jB; 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',gs2l); + end + function [W,Nv2i] = xyKp(Ems5,W9zO,ggc4,WKjC) + [JgJ0,sP4c]=size(Ems5); + PxaY= -ones(JgJ0+2,sP4c+2); + PxaY(2:end-1,2:end-1)=Ems5; + kE5C = PxaY; + jlye = 4; + if size(kE5C,2) > 20 + tdfM = 4; + iPOH = 8; + EzCM = 18; else - cutfirst = 3; - cutsecond = 7; - cutoff = 13; + tdfM = 3; + iPOH = 7; + EzCM = 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 + Nv2i = inf; + N9aD = [1 2;2 1]; + NOEE = [1 3;3 1]; + hXIB = [3 2 1;1 2 3]; + for kEz7 = W9zO + if kEz7 == 2 + [DO13 S06E] = eU6L(kE5C,tdfM,N9aD(kEz7,:)); + [lhRi JIXL] = OP3I(S06E,DO13,iPOH,NOEE(kEz7,:)); + [MHqO X39V] = OP3I(JIXL,lhRi,EzCM,NOEE(kEz7,:)); + else + [DO13 S06E] = eU6L(kE5C,4,N9aD(kEz7,:)); + [MHqO X39V] = OP3I(S06E,DO13,11,NOEE(kEz7,:)); end + for H9s9 = ggc4 + Jejb = zlJr(kE5C,X39V,MHqO,jlye,EzCM,hXIB(H9s9,:))-1; + KFK8 = zaCe(Ems5,Jejb); + if KFK8 <= Nv2i + Nv2i = KFK8; + W = Jejb; + jlye = jlye - 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 aSE0 = zaCe(B,W) + JgJ0=size(B,1); + B(W(:,1)+(W(:,2)-1)*JgJ0)=0; + B(W(:,3)+(W(:,4)-1)*JgJ0)=0; + aSE0=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 [P3UL qdb0] = VlWw(B,zXDf) + ApyW = sort(B(B>0),'descend'); + Kq4Q = size(ApyW,1); + if Kq4Q < 1 + P3UL = []; + qdb0 = 0; + return + end + PrYo=ApyW(diff([0;ApyW])~=0); + P3UL = zeros(nnz(PrYo),3); + zN3e=histc(ApyW,PrYo(end:-1:1)); + P3UL(:,1)=PrYo; + P3UL(:,2)=zN3e(end:-1:1); + qdb0=nnz(PrYo); + if zXDf < 3, return, end + for PEP7 = 1:qdb0 + if P3UL(PEP7,2) >= 2 + k_mM = P3UL(PEP7,1); + [ouKF Fuu5] = find(B == k_mM); + Ls0A = 0; + FtuG = size(ouKF,1); + Ls0A=sum(abs(diff(ouKF))+abs(diff(Fuu5))); + P3UL(PEP7,3) = P3UL(PEP7,2)*k_mM - 0.85 * Ls0A; + end + end + end + function [W B] = eU6L(B,EzCM,zXDf) W = []; - - [pincount k] = analyzeboard(B,rz); - - if k < 1 - return + [P3UL qdb0] = VlWw(B,zXDf); + if qdb0 < 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 + P3UL=sortrows(P3UL,-zXDf); + for PEP7 = 1:qdb0 + if P3UL(PEP7,2) >= 2 + k_mM = P3UL(PEP7,1); + [ouKF Fuu5] = find(B == k_mM); + FtuG = size(ouKF,1); + LrjS = FtuG*(FtuG-1)/2; + dist = zeros(LrjS,3); + [EQzk mRht]=find(tril(ones(FtuG),-1)); + dist(:,1)=mRht; + dist(:,2)=EQzk; + dist(:,3)=abs(Fuu5(EQzk)-Fuu5(mRht))+abs(ouKF(EQzk)-ouKF(mRht)); + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + Kq4Q = 0; + for kEz7 = 1:LrjS + if dist(kEz7,3) > EzCM+1 + break end + iUu9 = dist(kEz7,1); + z1Qi = dist(kEz7,2); + path = ENzp(B,[ouKF(iUu9); ouKF(z1Qi)], [Fuu5(iUu9); Fuu5(z1Qi)], -k_mM, EzCM, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + Kq4Q = 2; + edit = [1:(iUu9-1) (iUu9+1):(z1Qi-1) (z1Qi+1):FtuG]; + ouKF = [ouKF(iUu9); ouKF(z1Qi); ouKF(edit)]; + Fuu5 = [Fuu5(iUu9); Fuu5(z1Qi); Fuu5(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 Kq4Q < 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 pojE = 3:FtuG + [iGqc S6_Z] = find(B == -k_mM); + IUyZ = size(iGqc,1); + LrjS = IUyZ * (FtuG - Kq4Q); + jr7I = (1:IUyZ*FtuG)'; + z1Qi=mod(jr7I-1,FtuG)+1; + iUu9=ceil(jr7I/FtuG); + apJE = (z1Qi>Kq4Q); + iUu9 = iUu9(apJE); + z1Qi = z1Qi(apJE); + Ls0A = abs(iGqc(iUu9)-ouKF(z1Qi)) + abs(S6_Z(iUu9)-Fuu5(z1Qi)); + dist = [iUu9,z1Qi,Ls0A]; + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + Bo_u = false(FtuG,1); + w6oY = false; + for kEz7 = 1:LrjS + if dist(kEz7,3) > EzCM+1 + break end - + z1Qi = dist(kEz7,2); + if Bo_u(z1Qi) + 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 - + iUu9 = dist(kEz7,1); + path = ENzp(B,[iGqc(iUu9); ouKF(z1Qi)], [S6_Z(iUu9); Fuu5(z1Qi)], -k_mM, EzCM, k_mM); + Bo_u(z1Qi)=true; + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + Kq4Q = Kq4Q + 1; + w6oY = true; + ouKF([pojE z1Qi]) = ouKF([z1Qi pojE]); + Fuu5([pojE z1Qi]) = Fuu5([z1Qi pojE]); + 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 ~w6oY + 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] = OP3I(B,W,UGtA,zXDf) + [P3UL qdb0] = VlWw(B,zXDf); + if qdb0 < 1, return, end + P3UL=sortrows(P3UL,-zXDf); + for PEP7 = 1:qdb0 + k_mM = P3UL(PEP7,1); + IUyZ = sum(B == -k_mM); + if IUyZ == 0 + if P3UL(PEP7,2) >= 2 + [ouKF Fuu5] = find(B == k_mM); + FtuG = size(ouKF,1); + LrjS = FtuG*(FtuG-1)*.5; + jr7I = (1:FtuG*FtuG)'; + z1Qi=mod(jr7I-1,FtuG)+1; + iUu9=ceil(jr7I/FtuG); + apJE = (iUu9<z1Qi); + iUu9 = iUu9(apJE); + z1Qi = z1Qi(apJE); + Ls0A = abs(ouKF(iUu9)-ouKF(z1Qi)) + abs(Fuu5(iUu9)-Fuu5(z1Qi)); + dist = [iUu9,z1Qi,Ls0A]; + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + maxstep = min(UGtA,2*k_mM+1); + w6oY = false; + for kEz7 = 1:LrjS + if dist(kEz7,3) > 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; + iUu9 = dist(kEz7,1); + z1Qi = dist(kEz7,2); + path = ENzp(B,[ouKF(iUu9); ouKF(z1Qi)], [Fuu5(iUu9); Fuu5(z1Qi)], -k_mM, UGtA, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + w6oY = true; + break + end + end + if ~w6oY + continue + end + end + end + [ouKF Fuu5] = find(B == k_mM); + hQtp = size(ouKF,1); + maxstep = min(UGtA,k_mM+1); + for pojE = 1:hQtp + [iGqc S6_Z] = find(B == -k_mM); + IUyZ = size(iGqc,1); + LrjS = IUyZ * (hQtp-pojE+1); + dist = zeros(LrjS,3); + kEz7 = 0; + for iUu9 = 1:IUyZ + for z1Qi = pojE:hQtp + kEz7 = kEz7 + 1; + dist(kEz7,1) = iUu9; + dist(kEz7,2) = z1Qi; + dist(kEz7,3) = abs(iGqc(iUu9)-ouKF(z1Qi)) + abs(S6_Z(iUu9)-Fuu5(z1Qi)); + end + end + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + Bo_u = false(hQtp,1); + w6oY = false; + for kEz7 = 1:LrjS + if dist(kEz7,3) > maxstep+1 + break + end + z1Qi = dist(kEz7,2); + if Bo_u(z1Qi) + randperm(4); + continue + end + iUu9 = dist(kEz7,1); + path = ENzp(B,[iGqc(iUu9); ouKF(z1Qi)], [S6_Z(iUu9); Fuu5(z1Qi)], -k_mM, UGtA, 2*k_mM); + Bo_u(z1Qi)=true; + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + w6oY = true; + ouKF([pojE z1Qi]) = ouKF([z1Qi pojE]); + Fuu5([pojE z1Qi]) = Fuu5([z1Qi pojE]); + break + end + end + if ~w6oY + break + end + end + end + end + function [Jrlh mhSq] = mCZR(PxaY,B,path) + [IUq_ Sulf] = size(B); + Jrlh = PxaY == 0; + mhSq = Jrlh; + Jrlh(:,[1 Sulf]) = false; + mhSq([1 IUq_],:) = false; + for PEP7 = 1:size(path,1) + if path(PEP7,1) == path(PEP7,3) + Jrlh(path(PEP7,1),path(PEP7,2)) = false; + Jrlh(path(PEP7,3),path(PEP7,4)) = false; + end + if path(PEP7,2) == path(PEP7,4) + mhSq(path(PEP7,1),path(PEP7,2)) = false; + mhSq(path(PEP7,3),path(PEP7,4)) = false; + end + end + end + function B = jnSB(B,path,PuLR) + B(path(1,1),path(1,2)) = PuLR; + for PEP7 = 1:size(path,1); + B(path(PEP7,3),path(PEP7,4)) = PuLR; + end + end + function path = DMGr(h3DF,T8Qk,IUq_,ZvLh) + path = zeros(ZvLh,4); + ByX2 = mod(h3DF,IUq_); + kZNl = ceil(h3DF/IUq_); + for pojE = 1:ZvLh + path(pojE,1:2) = [ByX2 kZNl]; + h3DF = T8Qk(h3DF); + ByX2 = mod(h3DF,IUq_); + kZNl = ceil(h3DF/IUq_); + path(pojE,3:4) = [ByX2 kZNl]; + end + end + function path = ENzp(B,ouKF,Fuu5,PuLR,EzCM,yclk) + [IUq_ Sulf] = size(B); + T8Qk = zeros(IUq_,Sulf); + gh_O = -ones(IUq_,Sulf); + gh_O(ouKF(2),Fuu5(2)) = 0; + gh_O(ouKF(1),Fuu5(1)) = -2; + gh_O( B == PuLR ) = -2; + MMsZ = zeros(IUq_*Sulf,1); + MMsZ(1) = ouKF(2) + (Fuu5(2)-1)*IUq_; 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 + X2AT = [-1 1 -IUq_ IUq_]; + EYZv = randperm(4); + for step = 0:min(EzCM,yclk) + if count < 1, break, end + FtuG = count; + h3DF = MMsZ; + count = 0; + for PEP7 = 1:FtuG + jLHc = h3DF(PEP7); + for sbmx=1:4 + nH2T = jLHc + X2AT(EYZv(sbmx)); + Bu4V = gh_O(nH2T); + if Bu4V == -2 + T8Qk(nH2T) = jLHc; + path = DMGr(nH2T,T8Qk,IUq_,step+1); + return end + if Bu4V == -1 && B(nH2T) == 0 + gh_O(nH2T) = step+1; + T8Qk(nH2T) = jLHc; + count = count + 1; + MMsZ(count) = nH2T; + 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 = XtJS(B,Jrlh,mhSq,ouKF,Fuu5,PuLR,jlye,UGtA,yclk) + [IUq_ Sulf] = size(B); + qJuE = false(IUq_,Sulf); + T8Qk = zeros(IUq_,Sulf); + gh_O = -ones(IUq_,Sulf); + gh_O(ouKF(1),Fuu5(1)) = -2; + gh_O( B == PuLR ) = -2; + maxstep = min((jlye*27)+UGtA,yclk+1); + iYfj = zeros(maxstep+28,1); + iYfj(1) = ouKF(2) + (Fuu5(2)-1)*IUq_; + X2AT = [-IUq_ IUq_ -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 iYfj(step)>0 + jLHc = iYfj(step); + iYfj(step)=gh_O(jLHc); + for sbmx = 1:4 + nH2T = jLHc + X2AT(sbmx); + Bu4V = gh_O(nH2T); + if Bu4V==-1 + if B(nH2T) == 0 + gh_O(nH2T) = iYfj(step+1); + iYfj(step+1) = nH2T; + T8Qk(nH2T) = jLHc; + elseif (Jrlh(nH2T)&&(sbmx<3)) || (mhSq(nH2T)&&(sbmx>2)) + gh_O(nH2T) = iYfj(step+26); + iYfj(step+26) = nH2T; + T8Qk(nH2T) = jLHc; + qJuE(nH2T) = true; end + end + if Bu4V==-2 + step=step+1; + T8Qk(nH2T) = jLHc; + ByX2=mod(nH2T,IUq_); + kZNl=ceil(nH2T/IUq_); + path = zeros(step,4); + pojE = 0; + while ByX2 ~= ouKF(2) || kZNl ~= Fuu5(2) + pojE = pojE + 1; + path(pojE,1:2) = [ByX2 kZNl]; + nH2T = ByX2 + (kZNl-1)*IUq_; + e1DO = T8Qk(nH2T); + sToE=mod(e1DO,IUq_); + KNzr=ceil(e1DO/IUq_); + path(pojE,3:4) = [sToE KNzr]; + ByX2 = sToE; + kZNl = KNzr; + if qJuE(ByX2,kZNl) + pojE = pojE + 1; + path(pojE,:) = [ByX2 kZNl ByX2 kZNl]; + end + end + path = path(1:pojE,:); + 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 = logl(B) + [W,Nv2i] = q4C4(B); + hLso = 0; + qnTo = round(mod(B(:),2)); + if Nv2i < 2100 + return end - [kJfcOitU9b,ZqDtJmqMeb] = size(B); + [WOTR,KEBC] = 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]; + [bFC0,g_rZ] = q4C4(B); + if Nv2i > g_rZ + W = [WOTR-bFC0(:,2)+1 KEBC-bFC0(:,1)+1 WOTR-bFC0(:,4)+1 KEBC-bFC0(:,3)+1]; end - if d2F7TC2nTS~=IN55LEuuYN; W = zeros(0,4); end + if qnTo~=hLso; 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,Nv2i] = q4C4(B) + [JgJ0,sP4c]=size(B); + nrtG=nan(JgJ0+2,sP4c+2); + nrtG(2:end-1,2:end-1)=B; + kE5C = nrtG; + jlye = 4; + if size(kE5C,2) > 20 + tdfM = 4; + iPOH = 8; + EzCM = 12; else - cutfirst = 3; - cutsecond = 7; - cutoff = 11; + tdfM = 3; + iPOH = 7; + EzCM = 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 + Nv2i = inf; + N9aD = [1 2;2 1]; + NOEE = [1 3;3 1]; + hXIB = [3 2 1;1 2 3]; + for kEz7 = 1:2 + if kEz7 == 2 + [DO13 S06E] = bzlo(kE5C,tdfM,N9aD(kEz7,:)); + [lhRi JIXL] = GnT4(S06E,DO13,iPOH,NOEE(kEz7,:)); + [MHqO X39V] = GnT4(JIXL,lhRi,EzCM,NOEE(kEz7,:)); + else + [DO13 S06E] = bzlo(kE5C,4,N9aD(kEz7,:)); + [MHqO X39V] = GnT4(S06E,DO13,11,NOEE(kEz7,:)); 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 H9s9 = 1:2 + if kEz7 == 2 && H9s9 == 2 && Nv2i > 2100, return, end + Jejb = zlJr(kE5C,X39V,MHqO,jlye,EzCM,hXIB(H9s9,:))-1; + KFK8 = zaCe(B,Jejb); + if KFK8 <= Nv2i + Nv2i = KFK8; + W = Jejb; + jlye = jlye - 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 JgJ0*sP4c > 290; return; end + IMjK = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4)); + if IMjK <= 4 + mpDI = U31V(B); + C8v7 = zaCe(B,mpDI); + if C8v7 < Nv2i + W = mpDI; + Nv2i = C8v7; 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 = ruyM(B,ouKF,Fuu5,PuLR,EzCM,yclk) + function path = sOpg(hfZe,vJFD,yMuv) + agcF(hfZe,vJFD) = EQxk(PEP7); + m9R2(hfZe,vJFD) = Uymy(PEP7); + path = zeros(yMuv,4); + for XF56 = 1:yMuv + path(XF56,1:2) = [hfZe vJFD]; + TaWE = agcF(hfZe,vJFD); + XUM2 = m9R2(hfZe,vJFD); + path(XF56,3:4) = [TaWE XUM2]; + hfZe = TaWE; + vJFD = XUM2; + end + end + [IUq_ Sulf] = size(B); + agcF = zeros(IUq_,Sulf); + m9R2 = zeros(IUq_,Sulf); + gh_O = -ones(IUq_,Sulf); + gh_O(ouKF(2),Fuu5(2)) = 0; + gh_O(ouKF(1),Fuu5(1)) = -2; + gh_O( B == PuLR ) = -2; + Ngq5 = zeros(IUq_*Sulf,1); + CDBQ = zeros(IUq_*Sulf,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 + Ngq5(1) = ouKF(2); + CDBQ(1) = Fuu5(2); + yGhq=[-1 1 0 0]; + lc02=[0 0 -1 1]; + for step = 0:min(EzCM,yclk) + if count < 1, break, end + FtuG = count; + EQxk = Ngq5(1:FtuG); + Uymy = CDBQ(1:FtuG); + count = 0; + for PEP7 = 1:FtuG + aUfw = Uymy(PEP7); + jLHc = EQxk(PEP7); + for sbmx=1:4 + hfZe = jLHc + yGhq(sbmx); + vJFD = aUfw + lc02(sbmx); + nH2T = hfZe + (vJFD-1)*IUq_; + Bu4V = gh_O(nH2T); + if Bu4V == -2 + path = sOpg(hfZe,vJFD,step+1); + return + elseif Bu4V == -1 && B(nH2T) == 0 + gh_O(nH2T) = step+1; + agcF(nH2T) = jLHc; + m9R2(nH2T) = aUfw; + count = count + 1; Ngq5(count) = hfZe; CDBQ(count) = vJFD; 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 zZnB = U31V(z1Qi) + k_mM = unique(z1Qi); + k_mM(1) = []; + FtyT = zeros(size(k_mM)); + for PEP7 = 1:length(FtyT) + FtyT(PEP7) = nnz(k_mM(PEP7) == z1Qi(:)); end - for i = 1:length(n) - if n(i) == 1 - b(p(i) == b(:)) = -1; - end + for PEP7 = 1:length(FtyT) + if FtyT(PEP7) == 1 + z1Qi(k_mM(PEP7) == z1Qi(:)) = -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 + jsIW = zeros(size(z1Qi)+2); + ns_n = repmat(-1,size(jsIW)); + ns_n(2:end-1,2:end-1) = z1Qi; + zZnB = []; + [kkP9, xbGD] = find(ns_n>0); + Ls0A = (size(ns_n,1)/2 - kkP9).^2 + (size(ns_n,2)/2 - xbGD).^2; + [Ls0A, order] = sort(Ls0A); 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 qdb0 = 1:length(kkP9)-1 + bL93 = 0; + Agg7 = 32; + for PEP7 = order + if jsIW(kkP9(PEP7), xbGD(PEP7)) + continue end - w = w - 1; + [aSE0, TkWE, Oju7] = DclR(ns_n, jsIW, kkP9(PEP7), xbGD(PEP7), Agg7); + if aSE0 > bL93 + bL93 = aSE0; + K4B5 = TkWE; + Agg7 = Oju7; + if Agg7 == 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 bL93 == 0 + zZnB = zZnB - 1; + return end - bestscore = b(z,zC) - minsteps; - if minsteps == 1 - bestmove = [z, zC, Cw4BfzRNQ6, qpF1lfOV53]; - return + jsIW = jnSB(jsIW, K4B5, ns_n(K4B5(1,1), K4B5(1,2))); + ns_n = jnSB(ns_n, K4B5, ns_n(K4B5(1,1), K4B5(1,2))); + zZnB = [zZnB; K4B5]; 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; + zZnB = zZnB - 1; end + function [bL93, K4B5, Agg7] = DclR(z1Qi, jsIW, h3DF, Uymy, Tu4J) + bL93 = 0; + K4B5 = []; + XF56 = [1 -1 0 0]; + qdb0 = [0 0 1 -1]; + if ~any(jsIW(:)==z1Qi(h3DF,Uymy)) + jsIW = z1Qi; end - - - function [W B] = phase1_a(B,cutoff,rz) + ns_n = z1Qi; + ns_n(ns_n>0) = -1; + ns_n(h3DF,Uymy) = 1; + Agg7 = Inf; + k_mM = z1Qi(h3DF,Uymy); + for PEP7 = 1:Tu4J-2 + [kkP9, xbGD] = find(ns_n==PEP7); + for FtyT = 1:length(kkP9) + for ZSwH = 1:4 + jJJa = kkP9(FtyT) + XF56(ZSwH); + ucgP = xbGD(FtyT) + qdb0(ZSwH); + if jsIW(jJJa,ucgP) == k_mM && ~(jJJa == h3DF && ucgP == Uymy) + Agg7 = PEP7; + break + end + vPMg = ns_n(jJJa,ucgP); + if vPMg == 0 + ns_n(jJJa,ucgP) = PEP7+1; + end + end + if Agg7 < Inf + break + end + end + if Agg7 < Inf + break + end + end + if Agg7 == Inf + return + end + bL93 = z1Qi(h3DF,Uymy) - Agg7; + if Agg7 == 1 + K4B5 = [h3DF, Uymy, jJJa, ucgP]; + return + end + K4B5 = zeros(Agg7,4); + for step = Agg7:-1:1 + for ZSwH = 1:4 + XSfx = jJJa + XF56(ZSwH); + wdTU = ucgP + qdb0(ZSwH); + if ns_n(XSfx, wdTU) == step + break + end + end + K4B5(step,:) = [XSfx, wdTU, jJJa, ucgP]; + jJJa = XSfx; + ucgP = wdTU; + end + end + function [W B] = bzlo(B,EzCM,zXDf) W = []; - [pincount k] = analyzeboard(B,rz); - if k < 1 - return + [P3UL qdb0] = VlWw(B,zXDf); + if qdb0 < 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 + P3UL=sortrows(P3UL,-zXDf); + for PEP7 = 1:qdb0 + if P3UL(PEP7,2) >= 2 + k_mM = P3UL(PEP7,1); + [ouKF Fuu5] = find(B == k_mM); + FtuG = size(ouKF,1); + LrjS = FtuG*(FtuG-1)/2; + dist = zeros(LrjS,3); + kEz7 = 0; + for iUu9 = 1:FtuG + for z1Qi = (iUu9+1):FtuG + kEz7 = kEz7 + 1; + dist(kEz7,1) = iUu9; + dist(kEz7,2) = z1Qi; + dist(kEz7,3) = abs(ouKF(iUu9)-ouKF(z1Qi)) + abs(Fuu5(iUu9)-Fuu5(z1Qi)); 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 + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + MTfO = reshape(dist(:,1:2)',[],1); + Kq4Q = 0; + Hacx = 1; + o4yK = false(FtuG,1); + for PEP7=1:FtuG + STtf = find( ~o4yK(MTfO(Hacx:end)) , 1 , 'first'); + if isempty(STtf) + break end + iUu9 = MTfO(STtf); + Distance = abs(ouKF([1:iUu9-1,iUu9+1:end]')-ouKF(iUu9)) + abs(Fuu5([1:iUu9-1,iUu9+1:end]')-Fuu5(iUu9)); + if max(Distance)>EzCM-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 = XH6y(B,ouKF(iUu9),Fuu5(iUu9),ouKF([1:iUu9-1,iUu9+1:end]'),Fuu5([1:iUu9-1,iUu9+1:end]'), -k_mM, EzCM, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + Kq4Q = 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 Kq4Q < 2 + continue end + for XF56 = 3:FtuG + [iGqc S6_Z] = find(B == -k_mM); + [ouKF Fuu5] = find(B == k_mM); + [GONr,BBZf] = meshgrid(ouKF,iGqc); + [mBxX,L8yQ] = meshgrid(ouKF,iGqc); + Distance = abs(GONr-BBZf) + abs(mBxX-L8yQ); + if max(Distance(:))>EzCM-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 = XH6y(B,iGqc,S6_Z,ouKF,Fuu5, -k_mM, EzCM, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + w6oY = true; + else + break + end + end + end + end + end + function [W B] = GnT4(B,W,J2YR,zXDf) + [P3UL qdb0] = VlWw(B,zXDf); + if qdb0 < 1, return, end + P3UL=sortrows(P3UL,-zXDf); + for PEP7 = 1:qdb0 + k_mM = P3UL(PEP7,1); + IUyZ = sum(B == -k_mM); + if IUyZ == 0 + if P3UL(PEP7,2) >= 2 + [ouKF Fuu5] = find(B == k_mM); + FtuG = size(ouKF,1); + LrjS = FtuG*(FtuG-1)/2; + dist = zeros(LrjS,3); + kEz7 = 0; + for iUu9 = 1:FtuG + for z1Qi = (iUu9+1):FtuG + kEz7 = kEz7 + 1; + dist(kEz7,1) = iUu9; + dist(kEz7,2) = z1Qi; + dist(kEz7,3) = abs(ouKF(iUu9)-ouKF(z1Qi)) + abs(Fuu5(iUu9)-Fuu5(z1Qi)); + end + end + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + maxstep = min(J2YR,2*k_mM+1); + w6oY = false; + for kEz7 = 1:LrjS + if dist(kEz7,3) > maxstep+1 + break + end + iUu9 = dist(kEz7,1); + z1Qi = dist(kEz7,2); + path = ruyM(B,[ouKF(iUu9); ouKF(z1Qi)], [Fuu5(iUu9); Fuu5(z1Qi)], -k_mM, J2YR, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + w6oY = true; + break + end + end + if ~w6oY + continue + end + end + end + [ouKF Fuu5] = find(B == k_mM); + RI5x = size(ouKF,1); + maxstep = min(J2YR,k_mM+1); + for XF56 = 1:RI5x + [iGqc S6_Z] = find(B == -k_mM); + [ouKF Fuu5] = find(B == k_mM); + w6oY = false; + path = XH6y(B,iGqc,S6_Z,ouKF,Fuu5, -k_mM, J2YR, k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + w6oY = true; + end + if ~w6oY + break + end + end + end + end + function [W B] = zlJr(nrtG,B,W,jlye,J2YR,zXDf) + function rqD2() + for zZnB = 1:size(path,1); + if path(zZnB,1) == path(zZnB,3) + dW9D(path(zZnB,1),path(zZnB,2)) = false; + dW9D(path(zZnB,3),path(zZnB,4)) = false; + if path(zZnB,2) == path(zZnB,4) + B(path(zZnB,1),path(zZnB,2)) = -9999; + end + end + if path(zZnB,2) == path(zZnB,4) + JUDy(path(zZnB,1),path(zZnB,2)) = false; + JUDy(path(zZnB,3),path(zZnB,4)) = false; + end + end + end + [dW9D JUDy] = mCZR(nrtG,B,W); + [P3UL qdb0] = VlWw(B,zXDf); + if qdb0 < 1, return, end + P3UL=sortrows(P3UL,-zXDf); + for PEP7 = 1:qdb0 + k_mM = P3UL(PEP7,1); + IUyZ = sum(B == -k_mM); + if IUyZ == 0 + if P3UL(PEP7,2) >= 2 + [ouKF Fuu5] = find(B == k_mM); + FtuG = size(ouKF,1); + LrjS = FtuG*(FtuG-1)/2; + dist = zeros(LrjS,3); + kEz7 = 0; + for iUu9 = 1:FtuG + for z1Qi = (iUu9+1):FtuG + kEz7 = kEz7 + 1; + dist(kEz7,1) = iUu9; + dist(kEz7,2) = z1Qi; + dist(kEz7,3) = abs(ouKF(iUu9)-ouKF(z1Qi)) + abs(Fuu5(iUu9)-Fuu5(z1Qi)); + end + end + [Ls0A uzhh] = sort(dist(:,3)); + dist = dist(uzhh,:); + maxstep = min((jlye*25)+J2YR,2*k_mM+1); + w6oY = false; + for kEz7 = 1:LrjS + if dist(kEz7,3) > maxstep+1 + break + end + iUu9 = dist(kEz7,1); + z1Qi = dist(kEz7,2); + path = XtJS(B,dW9D,JUDy,[ouKF(iUu9); ouKF(z1Qi)], [Fuu5(iUu9); Fuu5(z1Qi)], -k_mM, jlye, J2YR, 2*k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + rqD2(); + w6oY = true; + break + end + end + if ~w6oY + continue + end + end + end + [ouKF Fuu5] = find(B == k_mM); + RI5x = size(ouKF,1); + maxstep = min((jlye*25)+J2YR,k_mM+1); + for XF56 = 1:RI5x + [iGqc S6_Z] = find(B == -k_mM); + [ouKF Fuu5] = find(B == k_mM); + w6oY = false; + path = EvR_(B,dW9D,JUDy,iGqc,S6_Z,ouKF,Fuu5, -k_mM, jlye, J2YR, k_mM); + if size(path,1) > 0 + W = [W; path]; + B = jnSB(B,path,-k_mM); + rqD2(); + w6oY = true; + end + if ~w6oY + break + end + end + end + end + function path = EvR_(B,Jrlh,mhSq,rowS,colS,vW9H,Jpcc,PuLR,jlye,UGtA,yclk) + function path = DMGr(nH2T,step) + T8Qk(nH2T) = jLHc; + path = zeros(step,4); + pojE = 0; + zBgN = 0; + IZwj = zeros(step,1); + EarT = zeros(step,1); + WV4p = zeros(step,1); + while isempty(find(Er3b==nH2T,1)) + pojE = pojE + 1; + IZwj(pojE,1) = nH2T; + e1DO = T8Qk(nH2T); + EarT(pojE,1) = e1DO; + nH2T = e1DO; + if qJuE(nH2T) + zBgN = zBgN + 1; + WV4p(zBgN,1) = nH2T; + end + end + IZwj = [ IZwj(1:pojE,:) ; WV4p(1:zBgN,1) ]; + EarT = [ EarT(1:pojE,:) ; WV4p(1:zBgN,1) ]; + path = [ mod(IZwj,IUq_) , ceil(IZwj/IUq_) , mod(EarT,IUq_) , ceil(EarT/IUq_) ]; + end + [IUq_ Sulf] = size(B); + qJuE = false(IUq_,Sulf); + T8Qk = zeros(IUq_,Sulf); + gh_O = -ones(IUq_,Sulf); + Er3b = rowS + (colS-1)*IUq_; + gh_O(Er3b) = 0; + gh_O(vW9H + (Jpcc-1)*IUq_) = -2; + maxstep = min((jlye*25)+UGtA,yclk+1); + Gcbv = zeros(maxstep+26,1); + NvZP = [-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 + h3DF = Er3b; + elseif Gcbv(step) == 0 + continue + else + h3DF = find(gh_O == step); end + FtuG = numel(h3DF); + for PEP7 = 1:FtuG + jLHc = h3DF(PEP7); + for UgFn = 1:2 + nH2T = jLHc + NvZP(UgFn) * IUq_; + Bu4V = gh_O(nH2T); + if Bu4V == -2 + path = DMGr(nH2T,step+1); + return + elseif Bu4V == -1 + if B(nH2T) == 0 + gh_O(nH2T) = step+1; Gcbv(step+1) = 1; + T8Qk(nH2T) = jLHc; + elseif Jrlh(nH2T) + gh_O(nH2T) = step+26; Gcbv(step+26) = 1; + T8Qk(nH2T) = jLHc; + qJuE(nH2T) = true; + end + end + end + for UgFn = 1:2 + nH2T = jLHc + NvZP(UgFn); + Bu4V = gh_O(nH2T); + if Bu4V == -2 + path = DMGr(nH2T,step+1); + return + elseif Bu4V == -1 + if B(nH2T) == 0 + gh_O(nH2T) = step+1; Gcbv(step+1) = 1; + T8Qk(nH2T) = jLHc; + elseif mhSq(nH2T) + gh_O(nH2T) = step+26; Gcbv(step+26) = 1; + T8Qk(nH2T) = jLHc; + qJuE(nH2T) = 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 = XH6y(B,rowS,colS,QK5C,gAdM,PuLR,EzCM,yclk) + [IUq_ Sulf] = size(B); + agcF = zeros(IUq_,Sulf); + m9R2 = zeros(IUq_,Sulf); + gh_O = -ones(IUq_,Sulf); + gh_O(rowS+(colS-1)*IUq_) = 0; + gh_O(QK5C+(gAdM-1)*IUq_) = -2; + MMsZ = zeros(IUq_*Sulf,1); + CDBQ = zeros(IUq_*Sulf,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 + MMsZ(1:count) = rowS; + CDBQ(1:count) = colS; + yGhq=[-1 1 0 0]; + lc02=[0 0 -1 1]; + for step = 0:min(EzCM,yclk) + if count < 1, break, end + FtuG = count; + EQxk = MMsZ(1:FtuG); + Uymy = CDBQ(1:FtuG); + count = 0; + for PEP7 = 1:FtuG + aUfw = Uymy(PEP7); + jLHc = EQxk(PEP7); + for sbmx=1:4 + hfZe = jLHc + yGhq(sbmx); + vJFD = aUfw + lc02(sbmx); + nH2T = hfZe + (vJFD-1)*IUq_; + Bu4V = gh_O(nH2T); + if Bu4V == -2 + yMuv=step+1; + agcF(hfZe,vJFD) = EQxk(PEP7); + m9R2(hfZe,vJFD) = Uymy(PEP7); + path = zeros(yMuv,4); + for XF56 = 1:yMuv + path(XF56,1:2) = [hfZe vJFD]; + TaWE = agcF(hfZe,vJFD); + XUM2 = m9R2(hfZe,vJFD); + path(XF56,3:4) = [TaWE XUM2]; + hfZe = TaWE; + vJFD = XUM2; end + return + end + if Bu4V == -1 && B(nH2T) == 0 + gh_O(nH2T) = step+1; + agcF(nH2T) = jLHc; + m9R2(nH2T) = aUfw; + count = count + 1; MMsZ(count) = hfZe; CDBQ(count) = vJFD; + end + end + end + end path = []; - end+ end