Problem 1321. Given a matrix, swap the 2nd & 3rd columns

Created by Harish Maradana
Appears in Basics - Binary Logic

Difficulty:Rate

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If
a = [1 2 3 4;
     1 2 3 4;
     1 2 3 4;
     1 2 3 4];
then the result is
ans = [1 3 2 4
       1 3 2 4
       1 3 2 4
       1 3 2 4];
by swapping columns 2 and 3.

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Last Solution submitted on Mar 11, 2025

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7 Comments

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Tahmina Tabassum Treena on 17 Jan 2021

This question should be corrected as the test cases are not 4*4 in all cases.

Luis Fernando Gutierrez Urzua on 31 Jan 2021

The problem is wrong.

goc3 on 2 Feb 2021

The problem title and description have been improved.

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