MATLAB: How to find common values in two matrix for particular column

Question

if true
  % code
A=[0 1 1 0; 1 0 0 1; 1  1 0 0; 0 0 1 1]
B=[0 1 0 1; 1 0 1 0; 0 0 1 1; 1 1 0 0]
end

for 1st column of A and ALL columns of b

if we check

the expected answer is

1 0 2 1

these are the total number of instances they are matching

Answer 1

>> sum(A(:,1)+B==2)

ans =

     1     0     2     1

>>