Problem 980. Unique values without using UNIQUE function

Aurelien Queffurust

451 solvers

3 likes

Solve

Solve Later

You must return unique values in a vector in stable mode without using the unique function.
About stable order flag:
For example:
   C = unique([5 5 3 4],'stable') 
returns 
     C = [5 3 4].
The values are returned in the same order as in the original vector
Doc of the Unique function here.

Solve

Solution Stats

1039 Solutions

451 Solvers

Last Solution submitted on May 19, 2026

Last 200 Solutions

Problem Comments

2 Comments

Akrem Hadji on 17 Oct 2020

The link forward to MATLAB stable releases not to unique function documentation!!

goc3 on 27 Oct 2020

The link has been updated.

Solution Comments

Show comments

Problem Recent Solvers451

Suggested Problems

Make a checkerboard matrix

16203 Solvers
Find common elements in matrix rows

2720 Solvers
Solve the Sudoku Row

1069 Solvers
Check if number exists in vector

14266 Solvers
Equal to their cube

450 Solvers

More from this Author30

Create a matrix from a cell

75 Solvers
Number of bytes required to store a sparse matrix

6 Solvers
Get the elements of diagonal and antidiagonal for any m-by-n matrix

518 Solvers
Cody Computer Part 2 - Get the license number of Cody Computer

68 Solvers
Matrix with different incremental runs

589 Solvers

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!