Problem 44247. Delete the column with all 0 !

Delete the column with all 0 data in a matrix(x).

e.g.

input x =

     1     0     0     4
     5     0     7     0
     9     0    11     0

output y =

     1     0     4
     5     7     0
     9    11     0

Solve

Last solution submitted on Jun 10, 2019

David Verrelli on 22 Jun 2018

Should include some test cases with negative numbers in the Test Suite. For example, several submissions would fail for x = [1, −1; −1, 1].

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