Hi, ive got an array of numbers and i want to delete the array values whose index is a multiple of 5. How can i do this?

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Walter Roberson
Walter Roberson am 26 Mai 2012

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for K = numel(YourArray): -1 : 1
if (K / 5) == fix(K / 5)
YourArray(K) = [];
end
end
There are definitely easier ways, but your question sounds like an assignment.

1 Kommentar

Image Analyst
Image Analyst am 26 Mai 2012
Other ways would be the use the rem() or mod() function.

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Andrei Bobrov
Andrei Bobrov am 26 Mai 2012

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x - your array
out = x(rem(x,5) ~= 0)

2 Kommentare

Walter Roberson
Walter Roberson am 26 Mai 2012
It is the _index_ whose value is a multiple of 5 that is to be affected, not according to the value of the array.
It seems likely to me that this task is homework, so I have refrained from giving the very short and simple solution.
Edward
Edward am 30 Mai 2012
It wasn't but thanks anyway!

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