Array Operation with using another array

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Afiye Havva Geçgel
回答： Kevin Phung 2019-5-29
I have 2 different arrays as
k=[4 9 3 3 6 8 8 12 6]
m=[1 2 6 7]
i need to reach the summation of
k(1)+k(2)+k(6)+k(7)
how can i do this with for loop?

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Kevin Phung
Kevin Phung 2019-5-29
sum(k(m))

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