how get it?
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shamal
le 7 Oct 2023
Réponse apportée : Walter Roberson
le 8 Oct 2023
a=magic(5)
b=[1 3 2 4 5]
i want to get:
in 1 column i want to 1 element
in 2 column i want to 3 element
in 3 column i want to 2 element
in 4 column i want to 4 element
in 5 column i want to 5 element
ans:
17 6 7 21 9
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Réponse acceptée
Walter Roberson
le 8 Oct 2023
a=magic(5)
b=[1 3 2 4 5]
v = a(sub2ind(size(a), b, 1:size(a,2)))
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