MATLAB: Can anyone help me to run this code , thank you

MATLAB

for i=1:300
for j=1:100
A{i,j}=10*randn(2,8);
B{i,j}=10*randn(2,8);
MA{i,j}=mean(A{i,j},1);
MB{i,j}=mean(B{i,j},1);
[E{i,j}, idx{i,j}] = min([MA{i,j};MB{i,j}]);
AB{i,j} = nan(2, length(E{i,j}));
AB{i,j}(:,idx==1) = A{i,j}(:,idx==1);
AB{i,j}(:,idx==2) = B{i,j}(:,idx==2);
end
end

Best Answer

for i=1:300
for j=1:100
A{i,j}=10*randn(2,8);
B{i,j}=10*randn(2,8);
MA{i,j}=mean(A{i,j},1);
MB{i,j}=mean(B{i,j},1);
[E{i,j}, idx{i,j}] = min([MA{i,j};MB{i,j}]);
AB{i,j} = nan(2, length(E{i,j}));
AB{i,j}(:,idx{i,j}==1) = A{i,j}(:,idx{i,j}==1);
AB{i,j}(:,idx{i,j}==2) = B{i,j}(:,idx{i,j}==2);
end
end