Generate a random matrix A of (1,-1) - MATLAB Cody - MATLAB Central

Problem 1227. Generate a random matrix A of (1,-1)

Difficulty:
(9)
Rate

Input n: is an positive integer which serves as the dimension of the matrix A;

Output: A=(Aij),where each entry Aij is either 1 or -1 which is generated randomly.

For n<1 the function should deliver an empty matrix.

Solve

Solution Stats

47.57% Correct | 52.43% Incorrect
Last Solution submitted on Jun 30, 2025

Problem Comments

Solution Comments

Show comments
Why should you share code?
In a discussion on LInkedin about my recent blog post, Do these...
Mike Croucher in General
3
6
View Post

Problem Recent Solvers364

Suggested Problems

More from this Author3

Problem Tags

+-1 matrix random

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!