Problem 760. Duplicate each element of a vector.

Created by Julio

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for an n-dimensional vector x, the function should return another vector 2n-dimension which each element is repeated twice. Example : in->[2 3 NaN 5] and out->[2 2 3 3 NaN NaN 5 5]

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Last Solution submitted on Jan 24, 2020

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Solution 489792

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Harish Maradana on 23 Aug 2014

improve test suit

Solution 274918

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Rona on 7 Jul 2013

This solution only works for vectors that are already sorted from low to high :) but it passed the test suite

Solution 183683

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1 Comment

Duane Hanselman on 31 Dec 2012

This works in R2012b, but not on cody
function ans = duplicate(x)
[x;x];
x(:)';
end

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Problem 760. Duplicate each element of a vector.

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Last 200 Solutions

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Problem 760. Duplicate each element of a vector.

Solution Stats

Last 200 Solutions

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Problem Recent Solvers458

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