ID: 
Title:tweaky bird and pushy cat 21Marco Tullio 203
Author:srachFabio Carnevale
Date:2008-05-07 11:55:182008-05-07 11:59:49
Score:13374.019713430.5595
Result:133071.00 (cyc: 21, node: 7229)133963.00 (cyc: 16, node: 6610)
CPU Time:47.885135.7276
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; + iJbG=930; + MyeZ = rand(43,1); + W=AjCh(B); + zrBg = sWBq(B,W); + [BJKZ,JBnL] = size(B); + byD4 = B(BJKZ:-1:1,:); + byD4 = byD4.'; + [g9z7,NIno] = PtRS(byD4,[1 2],[1 2],4*BJKZ*JBnL); + if zrBg > NIno + W = [BJKZ-g9z7(:,2)+1 g9z7(:,1) BJKZ-g9z7(:,4)+1 g9z7(:,3)]; + zrBg=NIno; 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; + ty4m=rand('state'); + rand(iJbG,1); + if zrBg>1000 && rand<.5 + [g9z7,NIno] = PtRS(byD4,[1 2],[1 2],4*BJKZ*JBnL); + if zrBg > NIno + W = [BJKZ-g9z7(:,2)+1 g9z7(:,1) BJKZ-g9z7(:,4)+1 g9z7(:,3)]; + zrBg=NIno; end - end - - - function [W,S] = sunday(B0,x000,y000,th000) - [nR,nC]=size(B0); - Borig= -ones(nR+2,nC+2); - Borig(2:end-1,2:end-1)=B0; - Bedit = Borig; - - maxbridges = 4; - - if size(Bedit,2) > 18 - cutfirst = 4; - cutsecond = 8; - cutoff = 18; + if zrBg>1000 && rand<.5 + [g9z7,NIno] = PtRS(byD4,[1 2],[1 2],4*BJKZ*JBnL); + if zrBg > NIno + W = [BJKZ-g9z7(:,2)+1 g9z7(:,1) BJKZ-g9z7(:,4)+1 g9z7(:,3)]; + zrBg=NIno; + end + end + rand('state',ty4m); + end + function [W,zrBg] = PtRS(eaME,ym20,Bc2e,XyRJ) + [u_M3,kdio]=size(eaME); + vGK5= -ones(u_M3+2,kdio+2); + vGK5(2:end-1,2:end-1)=eaME; + iuqe = vGK5; + D2D2 = 4; + if size(iuqe,2) > 20 + xhov = 4; + l7QH = 8; + kyt3 = 18; else - cutfirst = 3; - cutsecond = 7; - cutoff = 13; + xhov = 3; + l7QH = 7; + kyt3 = 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 + zrBg = inf; + EFmF = [1 2;2 1]; + EQCy = [1 3;3 1]; + ML3k = [3 2 1;1 2 3]; + for zFQ0 = ym20 + if zFQ0 == 2 + [vv5B uTcO] = i_5E(iuqe,xhov,EFmF(zFQ0,:)); + [kPZx hcfx] = wypw(uTcO,vv5B,l7QH,EQCy(zFQ0,:)); + [WEMP ogZP] = wypw(hcfx,kPZx,kyt3,EQCy(zFQ0,:)); + else + [vv5B uTcO] = i_5E(iuqe,4,EFmF(zFQ0,:)); + [WEMP ogZP] = wypw(uTcO,vv5B,11,EQCy(zFQ0,:)); end + for aRMM = Bc2e + H9zg = mzc4(iuqe,ogZP,WEMP,D2D2,kyt3,ML3k(aRMM,:))-1; + RZYU = sWBq(eaME,H9zg); + if RZYU <= zrBg + zrBg = RZYU; + W = H9zg; + D2D2 = D2D2 - 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 UF7G = sWBq(B,W) + u_M3=size(B,1); + B(W(:,1)+(W(:,2)-1)*u_M3)=0; + B(W(:,3)+(W(:,4)-1)*u_M3)=0; + UF7G=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 [MCMj Laci] = Hl5x(B,jI4K) + qfYs = sort(B(B>0),'descend'); + lj32 = size(qfYs,1); + if lj32 < 1 + MCMj = []; + Laci = 0; + return + end + a4TQ=qfYs(diff([0;qfYs])~=0); + MCMj = zeros(nnz(a4TQ),3); + aleC=histc(qfYs,a4TQ(end:-1:1)); + MCMj(:,1)=a4TQ; + MCMj(:,2)=aleC(end:-1:1); + Laci=nnz(a4TQ); + if jI4K < 3, return, end + for b1Bp = 1:Laci + if MCMj(b1Bp,2) >= 2 + HZSI = MCMj(b1Bp,1); + [iXlB z5yZ] = find(B == HZSI); + muIs = 0; + xjb7 = size(iXlB,1); + muIs=sum(abs(diff(iXlB))+abs(diff(z5yZ))); + MCMj(b1Bp,3) = MCMj(b1Bp,2)*HZSI - 0.85 * muIs; + end + end + end + function [W B] = i_5E(B,kyt3,jI4K) W = []; - - [pincount k] = analyzeboard(B,rz); - - if k < 1 - return + [MCMj Laci] = Hl5x(B,jI4K); + if Laci < 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 + MCMj=sortrows(MCMj,-jI4K); + for b1Bp = 1:Laci + if MCMj(b1Bp,2) >= 2 + HZSI = MCMj(b1Bp,1); + [iXlB z5yZ] = find(B == HZSI); + xjb7 = size(iXlB,1); + WuLp = xjb7*(xjb7-1)/2; + dist = zeros(WuLp,3); + [lVrj C3gp]=find(tril(ones(xjb7),-1)); + dist(:,1)=C3gp; + dist(:,2)=lVrj; + dist(:,3)=abs(z5yZ(lVrj)-z5yZ(C3gp))+abs(iXlB(lVrj)-iXlB(C3gp)); + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + lj32 = 0; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > kyt3+1 + break end + gfrl = dist(zFQ0,1); + ruhh = dist(zFQ0,2); + path = N_Hv(B,[iXlB(gfrl); iXlB(ruhh)], [z5yZ(gfrl); z5yZ(ruhh)], -HZSI, kyt3, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + lj32 = 2; + edit = [1:(gfrl-1) (gfrl+1):(ruhh-1) (ruhh+1):xjb7]; + iXlB = [iXlB(gfrl); iXlB(ruhh); iXlB(edit)]; + z5yZ = [z5yZ(gfrl); z5yZ(ruhh); z5yZ(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 lj32 < 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 YD_A = 3:xjb7 + [XJ2M PrCD] = find(B == -HZSI); + TNjV = size(XJ2M,1); + WuLp = TNjV * (xjb7 - lj32); + OcvV = (1:TNjV*xjb7)'; + ruhh=mod(OcvV-1,xjb7)+1; + gfrl=ceil(OcvV/xjb7); + PQy2 = (ruhh>lj32); + gfrl = gfrl(PQy2); + ruhh = ruhh(PQy2); + muIs = abs(XJ2M(gfrl)-iXlB(ruhh)) + abs(PrCD(gfrl)-z5yZ(ruhh)); + dist = [gfrl,ruhh,muIs]; + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + Waw0 = false(xjb7,1); + OskB = false; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > kyt3+1 + break end - + ruhh = dist(zFQ0,2); + if Waw0(ruhh) + 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 - + gfrl = dist(zFQ0,1); + path = N_Hv(B,[XJ2M(gfrl); iXlB(ruhh)], [PrCD(gfrl); z5yZ(ruhh)], -HZSI, kyt3, HZSI); + Waw0(ruhh)=true; + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + lj32 = lj32 + 1; + OskB = true; + iXlB([YD_A ruhh]) = iXlB([ruhh YD_A]); + z5yZ([YD_A ruhh]) = z5yZ([ruhh YD_A]); + 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 ~OskB + 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] = wypw(B,W,TYEb,jI4K) + [MCMj Laci] = Hl5x(B,jI4K); + if Laci < 1, return, end + MCMj=sortrows(MCMj,-jI4K); + for b1Bp = 1:Laci + HZSI = MCMj(b1Bp,1); + TNjV = sum(B == -HZSI); + if TNjV == 0 + if MCMj(b1Bp,2) >= 2 + [iXlB z5yZ] = find(B == HZSI); + xjb7 = size(iXlB,1); + WuLp = xjb7*(xjb7-1)*.5; + OcvV = (1:xjb7*xjb7)'; + ruhh=mod(OcvV-1,xjb7)+1; + gfrl=ceil(OcvV/xjb7); + PQy2 = (gfrl<ruhh); + gfrl = gfrl(PQy2); + ruhh = ruhh(PQy2); + muIs = abs(iXlB(gfrl)-iXlB(ruhh)) + abs(z5yZ(gfrl)-z5yZ(ruhh)); + dist = [gfrl,ruhh,muIs]; + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + maxstep = min(TYEb,2*HZSI+1); + OskB = false; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > 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; + gfrl = dist(zFQ0,1); + ruhh = dist(zFQ0,2); + path = N_Hv(B,[iXlB(gfrl); iXlB(ruhh)], [z5yZ(gfrl); z5yZ(ruhh)], -HZSI, TYEb, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + OskB = true; + break + end + end + if ~OskB + continue + end + end + end + [iXlB z5yZ] = find(B == HZSI); + zK4h = size(iXlB,1); + maxstep = min(TYEb,HZSI+1); + for YD_A = 1:zK4h + [XJ2M PrCD] = find(B == -HZSI); + TNjV = size(XJ2M,1); + WuLp = TNjV * (zK4h-YD_A+1); + dist = zeros(WuLp,3); + zFQ0 = 0; + OcvV = (1:TNjV*zK4h)'; + ruhh=mod(OcvV-1,zK4h)+1; + gfrl=ceil(OcvV/zK4h); + PQy2 = (ruhh>=YD_A); + gfrl = gfrl(PQy2); + ruhh = ruhh(PQy2); + muIs = abs(XJ2M(gfrl)-iXlB(ruhh)) + abs(PrCD(gfrl)-z5yZ(ruhh)); + dist = [gfrl,ruhh,muIs]; + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + Waw0 = false(zK4h,1); + OskB = false; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > maxstep+1 + break + end + ruhh = dist(zFQ0,2); + if Waw0(ruhh) + randperm(4); + continue + end + gfrl = dist(zFQ0,1); + path = N_Hv(B,[XJ2M(gfrl); iXlB(ruhh)], [PrCD(gfrl); z5yZ(ruhh)], -HZSI, TYEb, 2*HZSI); + Waw0(ruhh)=true; + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + OskB = true; + iXlB([YD_A ruhh]) = iXlB([ruhh YD_A]); + z5yZ([YD_A ruhh]) = z5yZ([ruhh YD_A]); + break + end + end + if ~OskB + break + end + end + end + end + function [H1W2 NfgO] = btYB(vGK5,B,path) + [BvK7 Zyuv] = size(B); + H1W2 = vGK5 == 0; + NfgO = H1W2; + H1W2(:,[1 Zyuv]) = false; + NfgO([1 BvK7],:) = false; + for b1Bp = 1:size(path,1) + if path(b1Bp,1) == path(b1Bp,3) + H1W2(path(b1Bp,1),path(b1Bp,2)) = false; + H1W2(path(b1Bp,3),path(b1Bp,4)) = false; + end + if path(b1Bp,2) == path(b1Bp,4) + NfgO(path(b1Bp,1),path(b1Bp,2)) = false; + NfgO(path(b1Bp,3),path(b1Bp,4)) = false; + end + end + end + function B = kswu(B,path,F9Bt) + B(path(1,1),path(1,2)) = F9Bt; + for b1Bp = 1:size(path,1); + B(path(b1Bp,3),path(b1Bp,4)) = F9Bt; + end + end + function path = WW7m(KZF3,jOGJ,BvK7,mtAh) + path = zeros(mtAh,4); + xDKX = mod(KZF3,BvK7); + QyZc = ceil(KZF3/BvK7); + for YD_A = 1:mtAh + path(YD_A,1:2) = [xDKX QyZc]; + KZF3 = jOGJ(KZF3); + xDKX = mod(KZF3,BvK7); + QyZc = ceil(KZF3/BvK7); + path(YD_A,3:4) = [xDKX QyZc]; + end + end + function path = N_Hv(B,iXlB,z5yZ,F9Bt,kyt3,QBTZ) + [BvK7 Zyuv] = size(B); + jOGJ = zeros(BvK7,Zyuv); + zk9c = -ones(BvK7,Zyuv); + zk9c(iXlB(2),z5yZ(2)) = 0; + zk9c(iXlB(1),z5yZ(1)) = -2; + zk9c( B == F9Bt ) = -2; + hTIt = zeros(BvK7*Zyuv,1); + hTIt(1) = iXlB(2) + (z5yZ(2)-1)*BvK7; 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 + uypD = [-1 1 -BvK7 BvK7]; + ZqiP = randperm(4); + for step = 0:min(kyt3,QBTZ) + if count < 1, break, end + xjb7 = count; + KZF3 = hTIt; + count = 0; + for b1Bp = 1:xjb7 + g3rX = KZF3(b1Bp); + for DDW3=1:4 + Mssc = g3rX + uypD(ZqiP(DDW3)); + eLfP = zk9c(Mssc); + if eLfP == -2 + jOGJ(Mssc) = g3rX; + path = WW7m(Mssc,jOGJ,BvK7,step+1); + return end + if eLfP == -1 && B(Mssc) == 0 + zk9c(Mssc) = step+1; + jOGJ(Mssc) = g3rX; + count = count + 1; + hTIt(count) = Mssc; + 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 = kaC8(B,H1W2,NfgO,iXlB,z5yZ,F9Bt,D2D2,TYEb,QBTZ) + [BvK7 Zyuv] = size(B); + MaDE = false(BvK7,Zyuv); + jOGJ = zeros(BvK7,Zyuv); + zk9c = -ones(BvK7,Zyuv); + zk9c(iXlB(1),z5yZ(1)) = -2; + zk9c( B == F9Bt ) = -2; + maxstep = min((D2D2*27)+TYEb,QBTZ+1); + K95h = zeros(maxstep+28,1); + Luf0 = iXlB(2) + (z5yZ(2)-1)*BvK7; + K95h(1) = Luf0; + uypD = [-BvK7 BvK7 -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 K95h(step)>0 + g3rX = K95h(step); + K95h(step)=zk9c(g3rX); + for DDW3 = 1:4 + Mssc = g3rX + uypD(DDW3); + eLfP = zk9c(Mssc); + if eLfP==-1 + if B(Mssc) == 0 + zk9c(Mssc) = K95h(step+1); + K95h(step+1) = Mssc; + jOGJ(Mssc) = g3rX; + elseif (H1W2(Mssc)&&(DDW3<3)) || (NfgO(Mssc)&&(DDW3>2)) + zk9c(Mssc) = K95h(step+26); + K95h(step+26) = Mssc; + jOGJ(Mssc) = g3rX; + MaDE(Mssc) = true; end + end + if eLfP==-2 + jOGJ(Mssc) = g3rX; + xDKX=mod(Mssc,BvK7); + QyZc=ceil(Mssc/BvK7); + path = zeros(step+1,4); + YD_A = 0; + while Mssc~=Luf0 + YD_A = YD_A + 1; + path(YD_A,1:2) = [xDKX QyZc]; Mssc = jOGJ(Mssc); + xDKX=mod(Mssc,BvK7); + QyZc=ceil(Mssc/BvK7); + path(YD_A,3:4) = [xDKX QyZc]; + if MaDE(xDKX,QyZc) + YD_A = YD_A + 1; + path(YD_A,:) = [xDKX QyZc xDKX QyZc]; + end + end + path = path(1:YD_A,:); + 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 = AjCh(B) + [W,zrBg] = E2xZ(B); + Uo4T = 0; + QlGX = round(mod(B(:),2)); + if zrBg < 2100 + return end - [kJfcOitU9b,ZqDtJmqMeb] = size(B); + [tEDU,QN2Z] = 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]; + [q6rH,ISxx] = E2xZ(B); + if zrBg > ISxx + W = [tEDU-q6rH(:,2)+1 QN2Z-q6rH(:,1)+1 tEDU-q6rH(:,4)+1 QN2Z-q6rH(:,3)+1]; end - if d2F7TC2nTS~=IN55LEuuYN; W = zeros(0,4); end + if QlGX~=Uo4T; 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,zrBg] = E2xZ(B) + [u_M3,kdio]=size(B); + kWqF=nan(u_M3+2,kdio+2); + kWqF(2:end-1,2:end-1)=B; + iuqe = kWqF; + D2D2 = 4; + if size(iuqe,2) > 20 + xhov = 4; + l7QH = 8; + kyt3 = 12; else - cutfirst = 3; - cutsecond = 7; - cutoff = 11; + xhov = 3; + l7QH = 7; + kyt3 = 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 + zrBg = inf; + EFmF = [1 2;2 1]; + EQCy = [1 3;3 1]; + ML3k = [3 2 1;1 2 3]; + for zFQ0 = 1:2 + if zFQ0 == 2 + [vv5B uTcO] = KcZg(iuqe,xhov,EFmF(zFQ0,:)); + [kPZx hcfx] = YoMx(uTcO,vv5B,l7QH,EQCy(zFQ0,:)); + [WEMP ogZP] = YoMx(hcfx,kPZx,kyt3,EQCy(zFQ0,:)); + else + [vv5B uTcO] = KcZg(iuqe,4,EFmF(zFQ0,:)); + [WEMP ogZP] = YoMx(uTcO,vv5B,11,EQCy(zFQ0,:)); 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 aRMM = 1:2 + if zFQ0 == 2 && aRMM == 2 && zrBg > 2100, return, end + H9zg = mzc4(iuqe,ogZP,WEMP,D2D2,kyt3,ML3k(aRMM,:))-1; + RZYU = sWBq(B,H9zg); + if RZYU <= zrBg + zrBg = RZYU; + W = H9zg; + D2D2 = D2D2 - 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 u_M3*kdio > 290; return; end + o5VE = sum(W(:,1)==W(:,3)&W(:,2)==W(:,4)); + if o5VE <= 4 + hgsO = EgEz(B); + Y5Nv = sWBq(B,hgsO); + if Y5Nv < zrBg + W = hgsO; + zrBg = Y5Nv; 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 = Jzus(B,iXlB,z5yZ,F9Bt,kyt3,QBTZ) + function path = lCEy(VAqK,H_Gp,wuQh) + CGDj(VAqK,H_Gp) = elLP(b1Bp); + WFR6(VAqK,H_Gp) = Qzv1(b1Bp); + path = zeros(wuQh,4); + for ySUs = 1:wuQh + path(ySUs,1:2) = [VAqK H_Gp]; + g0Ht = CGDj(VAqK,H_Gp); + lOM0 = WFR6(VAqK,H_Gp); + path(ySUs,3:4) = [g0Ht lOM0]; + VAqK = g0Ht; + H_Gp = lOM0; + end + end + [BvK7 Zyuv] = size(B); + CGDj = zeros(BvK7,Zyuv); + WFR6 = zeros(BvK7,Zyuv); + zk9c = -ones(BvK7,Zyuv); + zk9c(iXlB(2),z5yZ(2)) = 0; + zk9c(iXlB(1),z5yZ(1)) = -2; + zk9c( B == F9Bt ) = -2; + pNTx = zeros(BvK7*Zyuv,1); + I6a9 = zeros(BvK7*Zyuv,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 + pNTx(1) = iXlB(2); + I6a9(1) = z5yZ(2); + RtST=[-1 1 0 0]; + Nj_C=[0 0 -1 1]; + for step = 0:min(kyt3,QBTZ) + if count < 1, break, end + xjb7 = count; + elLP = pNTx(1:xjb7); + Qzv1 = I6a9(1:xjb7); + count = 0; + for b1Bp = 1:xjb7 + TUoL = Qzv1(b1Bp); + g3rX = elLP(b1Bp); + for DDW3=1:4 + VAqK = g3rX + RtST(DDW3); + H_Gp = TUoL + Nj_C(DDW3); + Mssc = VAqK + (H_Gp-1)*BvK7; + eLfP = zk9c(Mssc); + if eLfP == -2 + path = lCEy(VAqK,H_Gp,step+1); + return + elseif eLfP == -1 && B(Mssc) == 0 + zk9c(Mssc) = step+1; + CGDj(Mssc) = g3rX; + WFR6(Mssc) = TUoL; + count = count + 1; pNTx(count) = VAqK; I6a9(count) = H_Gp; 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 pJcG = EgEz(ruhh) + HZSI = unique(ruhh); + HZSI(1) = []; + AQw0 = zeros(size(HZSI)); + for b1Bp = 1:length(AQw0) + AQw0(b1Bp) = nnz(HZSI(b1Bp) == ruhh(:)); end - for i = 1:length(n) - if n(i) == 1 - b(p(i) == b(:)) = -1; - end + for b1Bp = 1:length(AQw0) + if AQw0(b1Bp) == 1 + ruhh(HZSI(b1Bp) == ruhh(:)) = -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 + tKiX = zeros(size(ruhh)+2); + bXED = repmat(-1,size(tKiX)); + bXED(2:end-1,2:end-1) = ruhh; + pJcG = []; + [kCRm, GJO8] = find(bXED>0); + muIs = (size(bXED,1)/2 - kCRm).^2 + (size(bXED,2)/2 - GJO8).^2; + [muIs, order] = sort(muIs); 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 Laci = 1:length(kCRm)-1 + D9qo = 0; + guCU = 32; + for b1Bp = order + if tKiX(kCRm(b1Bp), GJO8(b1Bp)) + continue end - w = w - 1; + [UF7G, fS9b, ET0q] = mfk7(bXED, tKiX, kCRm(b1Bp), GJO8(b1Bp), guCU); + if UF7G > D9qo + D9qo = UF7G; + tSLX = fS9b; + guCU = ET0q; + if guCU == 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 D9qo == 0 + pJcG = pJcG - 1; + return end - bestscore = b(z,zC) - minsteps; - if minsteps == 1 - bestmove = [z, zC, Cw4BfzRNQ6, qpF1lfOV53]; - return + tKiX = kswu(tKiX, tSLX, bXED(tSLX(1,1), tSLX(1,2))); + bXED = kswu(bXED, tSLX, bXED(tSLX(1,1), tSLX(1,2))); + pJcG = [pJcG; tSLX]; 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; + pJcG = pJcG - 1; end + function [D9qo, tSLX, guCU] = mfk7(ruhh, tKiX, KZF3, Qzv1, dgke) + D9qo = 0; + tSLX = []; + ySUs = [1 -1 0 0]; + Laci = [0 0 1 -1]; + if ~any(tKiX(:)==ruhh(KZF3,Qzv1)) + tKiX = ruhh; end - - - function [W B] = phase1_a(B,cutoff,rz) + bXED = ruhh; + bXED(bXED>0) = -1; + bXED(KZF3,Qzv1) = 1; + guCU = Inf; + HZSI = ruhh(KZF3,Qzv1); + for b1Bp = 1:dgke-2 + [kCRm, GJO8] = find(bXED==b1Bp); + for AQw0 = 1:length(kCRm) + for EZEX = 1:4 + sXPH = kCRm(AQw0) + ySUs(EZEX); + th20 = GJO8(AQw0) + Laci(EZEX); + if tKiX(sXPH,th20) == HZSI && ~(sXPH == KZF3 && th20 == Qzv1) + guCU = b1Bp; + break + end + x4jm = bXED(sXPH,th20); + if x4jm == 0 + bXED(sXPH,th20) = b1Bp+1; + end + end + if guCU < Inf + break + end + end + if guCU < Inf + break + end + end + if guCU == Inf + return + end + D9qo = ruhh(KZF3,Qzv1) - guCU; + if guCU == 1 + tSLX = [KZF3, Qzv1, sXPH, th20]; + return + end + tSLX = zeros(guCU,4); + for step = guCU:-1:1 + for EZEX = 1:4 + Pdpr = sXPH + ySUs(EZEX); + U3c9 = th20 + Laci(EZEX); + if bXED(Pdpr, U3c9) == step + break + end + end + tSLX(step,:) = [Pdpr, U3c9, sXPH, th20]; + sXPH = Pdpr; + th20 = U3c9; + end + end + function [W B] = KcZg(B,kyt3,jI4K) W = []; - [pincount k] = analyzeboard(B,rz); - if k < 1 - return + [MCMj Laci] = Hl5x(B,jI4K); + if Laci < 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 + MCMj=sortrows(MCMj,-jI4K); + for b1Bp = 1:Laci + if MCMj(b1Bp,2) >= 2 + HZSI = MCMj(b1Bp,1); + [iXlB z5yZ] = find(B == HZSI); + xjb7 = size(iXlB,1); + WuLp = xjb7*(xjb7-1)/2; + dist = zeros(WuLp,3); + zFQ0 = 0; + for gfrl = 1:xjb7 + for ruhh = (gfrl+1):xjb7 + zFQ0 = zFQ0 + 1; + dist(zFQ0,1) = gfrl; + dist(zFQ0,2) = ruhh; + dist(zFQ0,3) = abs(iXlB(gfrl)-iXlB(ruhh)) + abs(z5yZ(gfrl)-z5yZ(ruhh)); 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 + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + F0_X = reshape(dist(:,1:2)',[],1); + lj32 = 0; + XRoS = 1; + Du3C = false(xjb7,1); + for b1Bp=1:xjb7 + SIRv = find( ~Du3C(F0_X(XRoS:end)) , 1 , 'first'); + if isempty(SIRv) + break end + gfrl = F0_X(SIRv); + Distance = abs(iXlB([1:gfrl-1,gfrl+1:end]')-iXlB(gfrl)) + abs(z5yZ([1:gfrl-1,gfrl+1:end]')-z5yZ(gfrl)); + if max(Distance)>kyt3-1 + 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 = mbD9(B,iXlB(gfrl),z5yZ(gfrl),iXlB([1:gfrl-1,gfrl+1:end]'),z5yZ([1:gfrl-1,gfrl+1:end]'), -HZSI, kyt3, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + lj32 = 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 lj32 < 2 + continue end + for ySUs = 3:xjb7 + [XJ2M PrCD] = find(B == -HZSI); + [iXlB z5yZ] = find(B == HZSI); + [XTUW,mBDy] = meshgrid(iXlB,XJ2M); + [bP2B,G81l] = meshgrid(iXlB,XJ2M); + Distance = abs(XTUW-mBDy) + abs(bP2B-G81l); + if max(Distance(:))>kyt3-1 + 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 = mbD9(B,XJ2M,PrCD,iXlB,z5yZ, -HZSI, kyt3, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + OskB = true; + else + break + end + end + end + end + end + function [W B] = YoMx(B,W,jrx0,jI4K) + [MCMj Laci] = Hl5x(B,jI4K); + if Laci < 1, return, end + MCMj=sortrows(MCMj,-jI4K); + for b1Bp = 1:Laci + HZSI = MCMj(b1Bp,1); + TNjV = sum(B == -HZSI); + if TNjV == 0 + if MCMj(b1Bp,2) >= 2 + [iXlB z5yZ] = find(B == HZSI); + xjb7 = size(iXlB,1); + WuLp = xjb7*(xjb7-1)/2; + dist = zeros(WuLp,3); + zFQ0 = 0; + for gfrl = 1:xjb7 + for ruhh = (gfrl+1):xjb7 + zFQ0 = zFQ0 + 1; + dist(zFQ0,1) = gfrl; + dist(zFQ0,2) = ruhh; + dist(zFQ0,3) = abs(iXlB(gfrl)-iXlB(ruhh)) + abs(z5yZ(gfrl)-z5yZ(ruhh)); + end + end + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + maxstep = min(jrx0,2*HZSI+1); + OskB = false; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > maxstep+1 + break + end + gfrl = dist(zFQ0,1); + ruhh = dist(zFQ0,2); + path = Jzus(B,[iXlB(gfrl); iXlB(ruhh)], [z5yZ(gfrl); z5yZ(ruhh)], -HZSI, jrx0, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + OskB = true; + break + end + end + if ~OskB + continue + end + end + end + [iXlB z5yZ] = find(B == HZSI); + Ut0x = size(iXlB,1); + maxstep = min(jrx0,HZSI+1); + for ySUs = 1:Ut0x + [XJ2M PrCD] = find(B == -HZSI); + [iXlB z5yZ] = find(B == HZSI); + OskB = false; + path = mbD9(B,XJ2M,PrCD,iXlB,z5yZ, -HZSI, jrx0, HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + OskB = true; + end + if ~OskB + break + end + end + end + end + function [W B] = mzc4(kWqF,B,W,D2D2,jrx0,jI4K) + function Mj8x() + for pJcG = 1:size(path,1); + if path(pJcG,1) == path(pJcG,3) + gMHb(path(pJcG,1),path(pJcG,2)) = false; + gMHb(path(pJcG,3),path(pJcG,4)) = false; + if path(pJcG,2) == path(pJcG,4) + B(path(pJcG,1),path(pJcG,2)) = -9999; + end + end + if path(pJcG,2) == path(pJcG,4) + sM4e(path(pJcG,1),path(pJcG,2)) = false; + sM4e(path(pJcG,3),path(pJcG,4)) = false; + end + end + end + [gMHb sM4e] = btYB(kWqF,B,W); + [MCMj Laci] = Hl5x(B,jI4K); + if Laci < 1, return, end + MCMj=sortrows(MCMj,-jI4K); + for b1Bp = 1:Laci + HZSI = MCMj(b1Bp,1); + TNjV = sum(B == -HZSI); + if TNjV == 0 + if MCMj(b1Bp,2) >= 2 + [iXlB z5yZ] = find(B == HZSI); + xjb7 = size(iXlB,1); + WuLp = xjb7*(xjb7-1)/2; + dist = zeros(WuLp,3); + zFQ0 = 0; + for gfrl = 1:xjb7 + for ruhh = (gfrl+1):xjb7 + zFQ0 = zFQ0 + 1; + dist(zFQ0,1) = gfrl; + dist(zFQ0,2) = ruhh; + dist(zFQ0,3) = abs(iXlB(gfrl)-iXlB(ruhh)) + abs(z5yZ(gfrl)-z5yZ(ruhh)); + end + end + [muIs NjO8] = sort(dist(:,3)); + dist = dist(NjO8,:); + maxstep = min((D2D2*25)+jrx0,2*HZSI+1); + OskB = false; + for zFQ0 = 1:WuLp + if dist(zFQ0,3) > maxstep+1 + break + end + gfrl = dist(zFQ0,1); + ruhh = dist(zFQ0,2); + path = kaC8(B,gMHb,sM4e,[iXlB(gfrl); iXlB(ruhh)], [z5yZ(gfrl); z5yZ(ruhh)], -HZSI, D2D2, jrx0, 2*HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + Mj8x(); + OskB = true; + break + end + end + if ~OskB + continue + end + end + end + [iXlB z5yZ] = find(B == HZSI); + Ut0x = size(iXlB,1); + maxstep = min((D2D2*25)+jrx0,HZSI+1); + for ySUs = 1:Ut0x + [XJ2M PrCD] = find(B == -HZSI); + [iXlB z5yZ] = find(B == HZSI); + OskB = false; + path = kqfh(B,gMHb,sM4e,XJ2M,PrCD,iXlB,z5yZ, -HZSI, D2D2, jrx0, HZSI); + if size(path,1) > 0 + W = [W; path]; + B = kswu(B,path,-HZSI); + Mj8x(); + OskB = true; + end + if ~OskB + break + end + end + end + end + function path = kqfh(B,H1W2,NfgO,rowS,colS,ulEa,hwZz,F9Bt,D2D2,TYEb,QBTZ) + function path = WW7m(Mssc,step) + jOGJ(Mssc) = g3rX; + path = zeros(step,4); + YD_A = 0; + YTIX = 0; + qZng = zeros(step,1); + ghvv = zeros(step,1); + hqhZ = zeros(step,1); + while isempty(find(MJog==Mssc,1)) + YD_A = YD_A + 1; + qZng(YD_A,1) = Mssc; + nTAc = jOGJ(Mssc); + ghvv(YD_A,1) = nTAc; + Mssc = nTAc; + if MaDE(Mssc) + YTIX = YTIX + 1; + hqhZ(YTIX,1) = Mssc; + end + end + qZng = [ qZng(1:YD_A,:) ; hqhZ(1:YTIX,1) ]; + ghvv = [ ghvv(1:YD_A,:) ; hqhZ(1:YTIX,1) ]; + path = [ mod(qZng,BvK7) , ceil(qZng/BvK7) , mod(ghvv,BvK7) , ceil(ghvv/BvK7) ]; + end + [BvK7 Zyuv] = size(B); + MaDE = false(BvK7,Zyuv); + jOGJ = zeros(BvK7,Zyuv); + zk9c = -ones(BvK7,Zyuv); + MJog = rowS + (colS-1)*BvK7; + zk9c(MJog) = 0; + zk9c(ulEa + (hwZz-1)*BvK7) = -2; + maxstep = min((D2D2*25)+TYEb,QBTZ+1); + Mb6z = zeros(maxstep+26,1); + jfsD = [-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 + KZF3 = MJog; + elseif Mb6z(step) == 0 + continue + else + KZF3 = find(zk9c == step); end + xjb7 = numel(KZF3); + for b1Bp = 1:xjb7 + g3rX = KZF3(b1Bp); + for FR34 = 1:2 + Mssc = g3rX + jfsD(FR34) * BvK7; + eLfP = zk9c(Mssc); + if eLfP == -2 + path = WW7m(Mssc,step+1); + return + elseif eLfP == -1 + if B(Mssc) == 0 + zk9c(Mssc) = step+1; Mb6z(step+1) = 1; + jOGJ(Mssc) = g3rX; + elseif H1W2(Mssc) + zk9c(Mssc) = step+26; Mb6z(step+26) = 1; + jOGJ(Mssc) = g3rX; + MaDE(Mssc) = true; + end + end + end + for FR34 = 1:2 + Mssc = g3rX + jfsD(FR34); + eLfP = zk9c(Mssc); + if eLfP == -2 + path = WW7m(Mssc,step+1); + return + elseif eLfP == -1 + if B(Mssc) == 0 + zk9c(Mssc) = step+1; Mb6z(step+1) = 1; + jOGJ(Mssc) = g3rX; + elseif NfgO(Mssc) + zk9c(Mssc) = step+26; Mb6z(step+26) = 1; + jOGJ(Mssc) = g3rX; + MaDE(Mssc) = 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 = mbD9(B,rowS,colS,aBmf,G6EX,F9Bt,kyt3,QBTZ) + [BvK7 Zyuv] = size(B); + CGDj = zeros(BvK7,Zyuv); + WFR6 = zeros(BvK7,Zyuv); + zk9c = -ones(BvK7,Zyuv); + zk9c(rowS+(colS-1)*BvK7) = 0; + zk9c(aBmf+(G6EX-1)*BvK7) = -2; + hTIt = zeros(BvK7*Zyuv,1); + I6a9 = zeros(BvK7*Zyuv,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 + hTIt(1:count) = rowS; + I6a9(1:count) = colS; + RtST=[-1 1 0 0]; + Nj_C=[0 0 -1 1]; + for step = 0:min(kyt3,QBTZ) + if count < 1, break, end + xjb7 = count; + elLP = hTIt(1:xjb7); + Qzv1 = I6a9(1:xjb7); + count = 0; + for b1Bp = 1:xjb7 + TUoL = Qzv1(b1Bp); + g3rX = elLP(b1Bp); + for DDW3=1:4 + VAqK = g3rX + RtST(DDW3); + H_Gp = TUoL + Nj_C(DDW3); + Mssc = VAqK + (H_Gp-1)*BvK7; + eLfP = zk9c(Mssc); + if eLfP == -2 + wuQh=step+1; + CGDj(VAqK,H_Gp) = elLP(b1Bp); + WFR6(VAqK,H_Gp) = Qzv1(b1Bp); + path = zeros(wuQh,4); + for ySUs = 1:wuQh + path(ySUs,1:2) = [VAqK H_Gp]; + g0Ht = CGDj(VAqK,H_Gp); + lOM0 = WFR6(VAqK,H_Gp); + path(ySUs,3:4) = [g0Ht lOM0]; + VAqK = g0Ht; + H_Gp = lOM0; end + return + end + if eLfP == -1 && B(Mssc) == 0 + zk9c(Mssc) = step+1; + CGDj(Mssc) = g3rX; + WFR6(Mssc) = TUoL; + count = count + 1; hTIt(count) = VAqK; I6a9(count) = H_Gp; + end + end + end + end path = []; - end+ end