How to square a function of all elements of even columns in python?

Question

Python

Let a matrix be given. Write a function to square all elements in an even column in python.

They gave the task, and there is not even additional information there. I don't even know where to start. Just recently started learning python

Answer 1

1. A matrix is ​​a two-dimensional array.
2. You need to go through the "rows" with a loop that takes into account the number of lines
3. Inside which, go through another loop through the elements in the "line", taking into account its size.
4. Every even square.
5. Even can be checked by modulo division .