Problem 43219. Modified run-length companion vector

Created by Jamil Kasan

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Given a vector x, return a vector that indicates the run length of any value in x. Each element in output vector shows how many times the corresponding element in x has appeared.

Example:

 Input  x = [5 3 3 1 0 9 9 4 4 4 4 5 1 2 2]
 Output r = [1 1 2 1 1 1 2 1 2 3 4 2 2 1 2]

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Last Solution submitted on May 30, 2020

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Solution 1026541

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1 Comment

Alfonso Nieto-Castanon on 21 Oct 2016

implicit expansion is cool!! rip bsxfun :(

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length matrix vector

Problem 43219. Modified run-length companion vector

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Last 200 Solutions

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Problem 43219. Modified run-length companion vector

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Last 200 Solutions

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Problem Recent Solvers28

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