For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero is not permitted.
Example:
in->x = [0 1 0 0;
4 3 7 0;
0 0 2 6;
0 9 0 5];
out->i = [2 1 2 3]; % row numbers
Solution Stats
Problem Comments
2 Comments
Solution Comments
Show comments
Loading...
Problem Recent Solvers961
Suggested Problems
-
596 Solvers
-
Back to basics 8 - Matrix Diagonals
971 Solvers
-
18593 Solvers
-
777 Solvers
-
There are 10 types of people in the world
1379 Solvers
More from this Author10
Problem Tags
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
I fixed the test. There was no assert statement.
Test cases have been added.