Can you help me write a rubik algorithm using CFOP method?

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Sang
Sang 2022-10-27
评论： Sang 2022-10-29
you guys help me
The algorithm is similar to the following link, I understand them but the code is a bit bad, please help
https://ruwix.com/the-rubiks-cube/advanced-cfop-fridrich/
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Sang
Sang 2022-10-29
function sol = Solve45(R)
%
% Solve the cube using T45
%
P = load('Prunes');
P1 = P.P1;
P2 = P.P2;
P3 = P.P3;
P4 = P.P4;
sol = [];
E = GetEdges(R);
C = GetCorners(R);
%PHASE 1: CURE EDGES
moves = {'L' ,'R' ,'F' ,'B' ,'U' ,'D';...
'L2' ,'R2' ,'F2' ,'B2' ,'U2' ,'D2';...
'L''','R''','F''','B''','U''','D'''};
n = State2Ind(E(2,:))+1;
N = P1(n);
while N>0
for i=1:18
E2 = TwistEdges(E,moves{i});
n = State2Ind(E2(2,:))+1;
M = P1(n);
if M<N
N = M;
E = E2;
C = TwistCorners(C,moves{i});
sol = [sol moves(i)];
break
end
end
end
%PHASE 2: MOVE LR-SLICE EDGES TO UD-SLICE + ORIENT CORNERS
moves = {'L' ,'R' ,'F' ,'B' ,'U2';...
'L2' ,'R2' ,'F2' ,'B2' ,'D2';...
'L''','R''','F''','B''','00'};
Clist = P.ClistP2;
Elist = P.ElistP2;
F = E(1,:);
F = double(F>=9);
Cind = State2Ind(C(2,:));
Eind = State2Ind(F);
n = Clist==Cind;
m = Elist==Eind;
N = P2(n,m);
while N>0
for i=1:14
C2 = TwistCorners(C,moves{i});
E2 = TwistEdges(E,moves{i});
F2 = E2(1,:);
F2 = double(F2>=9);
Cind = State2Ind(C2(2,:));
Eind = State2Ind(F2(1,:));
n = Clist==Cind;
m = Elist==Eind;
M = P2(n,m);
if M<N
N = M;
C = C2;
E = E2;
sol = [sol moves(i)];
break
end
end
end
%PHASE 3: FIX EDGES IN THEIR SLICE W/ EVEN PERMUTATION + FIX CORNERS IN
% ORBIT W/ EVEN PERMUTATION
moves = {'L' ,'L''','L2',...
'R' ,'R''','R2',...
'F2','B2','U2','D2'};
Clist = P.ClistP3;
Elist = P.ElistP3;
F = ceil(E(1,1:8)/4)-1;
Cind = State2Ind(C(1,:));
Eind = State2Ind(F,2);
n = find(Clist==Cind);
m = find(Elist==Eind);
N = P3(n,m);
while N>0
for i=1:10
C2 = TwistCorners(C,moves{i});
E2 = TwistEdges(E,moves{i});
F = ceil(E2(1,1:8)/4)-1;
Cind = State2Ind(C2(1,:));
Eind = State2Ind(F,2);
n = Clist==Cind;
m = Elist==Eind;
M = P3(n,m);
if M<N
N = M;
C = C2;
E = E2;
sol = [sol moves(i)];
break
end
end
end
%PHASE 4: SOLVE THE CUBE
moves = {'L2','R2','F2','B2','U2','D2'};
Clist = P.ClistP4;
Elist = P.ElistP4;
Cind = State2Ind(C(1,:));
Eind = State2Ind(E(1,:));
n = Clist==Cind;
m = Elist==Eind;
N = P4(n,m);
while N>0
for i=1:6
C2 = TwistCorners(C,moves{i});
E2 = TwistEdges(E,moves{i});
Cind = State2Ind(C2(1,:));
Eind = State2Ind(E2(1,:));
n = Clist==Cind;
m = Elist==Eind;
M = P4(n,m);
if M<N
N = M;
C = C2;
E = E2;
sol = [sol moves(i)];
break
end
end
end
sol = rubopt(sol);
Sang
Sang 2022-10-29
I understand it but I don't quite understand the code, can you help me

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