Problem 532. Return unique values without sorting

Created by Aurelien Queffurust

Solve Later

If the input vector A is [42 1 1],
the output value B must be the unique values [42 1]
The values of B are in the same order as A

Solve

Solution Stats

2062 Solutions
925 Solvers

Last Solution submitted on Nov 20, 2024

Last 200 Solutions

Problem Comments

3 Comments

3 Comments

@bmtran (Bryant Tran) on 27 Mar 2012

perhaps you should specify that y is in the order of the first occurence of each unique element of x

Peter Wittenberg on 6 Oct 2012

This would be a better problem if unique and sort functions were not allowed

Jihye Sofia Seo on 10 Feb 2017

Nice problem!

Solution Comments

Show comments

Problem Recent Solvers925

Suggested Problems

Summing Digits within Text

2502 Solvers
Connect Four Win Checker

1274 Solvers
MATCH THE STRINGS (2 CHAR) very easy

286 Solvers
Sum of first n positive integers

581 Solvers
Find out sum and carry of Binary adder

1486 Solvers

More from this Author30

Remove the two elements next to NaN value

651 Solvers
Number of bytes required to store a sparse matrix

4 Solvers
Generate a string like abbcccddddeeeee

263 Solvers
Find all the zeros of sinus , cosinus and tangent in a given interval

20 Solvers
Angle between two vectors

618 Solvers

Problem Tags

Community Treasure Hunt

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

Start Hunting!