Problem 2351. Replace Nonzero Numbers with 1
Given the matrix x, return the matrix y with non zero elements replaced with 1.
Example:
Input x = [ 1 2 0 0 0 0 0 5 0 0 2 7 0 0 0 0 6 9 3 3 ]
Output y is [ 1 1 0 0 0 0 0 1 0 0 1 1 0 0 0 0 1 1 1 1 ]
Solution Stats
Problem Comments
-
6 Comments
Show
3 older comments
Ned Gulley
on 6 Jun 2014
I updated the second test with isequaln so that NaN == NaN is true.
Stanislao Pinzón
on 17 May 2020
It should be mentioned that 1 must be placed in the non-zero elements except for NaN.
Brianne Tengan
on 12 Dec 2020
Replace all nonzero numbers with 1. Leave any NaN elements as NaN.
Solution Comments
Show commentsProblem Recent Solvers405
Suggested Problems
-
1648 Solvers
-
Back to basics 23 - Triangular matrix
1034 Solvers
-
Find the largest value in the 3D matrix
1547 Solvers
-
"Low : High - Low : High - Turn around " -- Create a subindices vector
548 Solvers
-
14418 Solvers
More from this Author6
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!