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how to interchange array elements

my input is x=[11 12 13 14 15]. my output should be y=[15 12 13 14 11]. how to interchange particular values without disturbing other elements.?

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2 Answers

Answer by Andrei Bobrov
on 28 Mar 2013
x = [11 12 13 14 15];
y = x;
y([end,1]) = y([1,end]);

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Answer by Honglei Chen
on 28 Mar 2013

Not sure if this is what you are looking for, but here is one way to do it, as long as you know the order

y = x([5 2 3 4 1])

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no. first element and last element should be interchanged is my objective..

Cedric Wannaz
on 28 Mar 2013
 y = [x(end), x(2:end-1), x(1)] ;

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