Problem 10. Determine whether a vector is monotonically increasing

Difficulty:Rate

Solution 1147941

Submitted on 29 Mar 2017

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Henry Lu on 29 Mar 2017

What's wrong? I tried it on the matlab desktop,it's okay.

Syanki Kumar Burnwal on 25 Apr 2017

same problem here

UnCroissant on 21 May 2017

sort(x) will always return a increasing vector.
So all(diff(sort(x)))>0 is always true, if x has just unique elements.

try all((diff(x))>0)

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