Find common elements(?) in two arrays

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PJM
PJM 2013-6-24
For example,
A=[2 2 2; 0 0 1; 1 2 3], B=[1 2 3; 2 2 2; 2 2 0]
then I want to find the point of common elements between A,B
answer of the point is: (i,j)=(1,2),(3,2)
how can I find points?

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Azzi Abdelmalek
Azzi Abdelmalek 2013-6-24
编辑：Azzi Abdelmalek 2013-6-24
[ii,jj]=find(A==B)
% you can add
out=[ii jj]

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