Problem 42920. Find the inverse permutation

Created by Jens Kjærgaard Boldsen
Appears in Combinatorics III

Difficulty:Rate

Solve Later
Add To GroupÃ‚

Given a permutation vector perm (a vector of n elements containing all the elements from 1 to n in some order), return the permutation vector invPerm such that perm(invPerm) is the a list of elements from 1 to n.

Solve

Solution Stats

147 Solutions
67 Solvers

Last Solution submitted on Jun 02, 2025

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

Asif Newaz on 2 Jun 2025

you should add an example to better explain the question.
For others =>
if, perm = [3, 1, 4, 2]
invPerm = [2, 4, 1, 3] - that is the index of 1 to n.

Solution Comments

Show comments

Problem Recent Solvers67

Problem Tags

Community Treasure Hunt

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

Start Hunting!