How to sum two rows at a time in matrix

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Vishal Sharma
Vishal Sharma 2017-6-19
回答： Adam 2017-6-19
I have a matrix of size 6 by 3
A = [1 2 3; 3 4 5; 4 5 6; 5 4 3; 3 4 3; 3 2 1]
I want to make sum of two rows at a time, so as to get result
[18; 27; 16]

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Adam
Adam 2017-6-19
sum( reshape( A', 6, 3 ) )

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