Cody

Trial software

Problem 44247. Delete the column with all 0 !

Created by Noriko Hounoki

Solve Later

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

Solution Stats

47 Solutions
26 Solvers

Last Solution submitted on Dec 27, 2019

Last 200 Solutions

Problem Comments

1 Comment

1 Comment

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].

Problem Recent Solvers26

Suggested Problems

Prime factor digits

565 Solvers
Roll the Dice!

2341 Solvers
Change the sign of even index entries of the reversed vector

217 Solvers
Check if equal

127 Solvers
Sum of the Multiplication of Vectors

153 Solvers

More from this Author7

Average of odd values

40 Solvers
Replace Nan!

38 Solvers
Calculate feeling temperature before climbing a mountain

30 Solvers
Probability of red tulips

31 Solvers
Average of even-numbered columns

28 Solvers

Problem Tags

basic matlab

Trial software