How unique? - MATLAB Cody - MATLAB Central

Problem 1985. How unique?

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Sometimes, when we check unique entries of vector we would like to know how many times each value occurs.

Given vector of numbers A return vector U of unique values of A and corresponding vector H with occurrences.

Example:

   in:  A = [2 2 2 3 3 2 3 8 6 5 6]
  out:  U = [2 3 8 6 5]
        H = [4 3 1 2 1]
Solve

Solution Stats

45.0% Correct | 55.0% Incorrect
Last Solution submitted on Apr 20, 2025

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