Eye Squared - MATLAB Cody - MATLAB Central

Problem 44447. Eye Squared

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For a positive integer n create the identity matrix with n elements.

In case it is not possible to produce an identity matrix with exactly n elements, return an empty matrix.

Examples:

Input:  n = 9
Output: I = [1 0 0
             0 1 0
             0 0 1]

Input:  n = 8
Output: I = []
Solve

Solution Stats

27.82% Correct | 72.18% Incorrect
Last Solution submitted on Mar 16, 2025

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22105 matrices

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