Problem 38. Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x.
Ties are resolved by a sort from lowest to highest.
So if
x = [1 2 2 2 3 3 7 7 93]
then
y = [2 3 7 1 93]
Solution Stats
Problem Comments
-
2 Comments
Chul Min Yeum
on 3 Jan 2020
Good problem!
Ahmed Nazir
on 30 Sep 2020
It is easy if you use matlab function...
useful function ==> categorical, countcats , sort, unique
solution:
https://github.com/AhmedNazir/MatlabCody/blob/master/popularity.m
Solution Comments
Show commentsProblem Recent Solvers2753
Suggested Problems
-
7608 Solvers
-
Remove the small words from a list of words.
1479 Solvers
-
1880 Solvers
-
560 Solvers
-
convert matrix to single column
400 Solvers
More from this Author96
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!