MATLAB: How to insert the missing number into the cell array

Question

Suppose that I have this

I=[3 5 6 8 10 11]
A={[3];[6;8];[];[11]}

How to find the missing number of I in A and insert that number into any position of A? for intance like:

A={[3];[6;8];[5];[10;11]}

Answer 1

I=[3 5 6 8 10 11] ;
A={[3];[6;8];[];[11]} ; 
% get empty cell
idx = cellfun(@isempty,A) ; 
A{idx} = setdiff(I,cell2mat(A))