Cody

Problem 44447. Eye Squared

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

26.98% Correct | 73.02% Incorrect
Last Solution submitted on Jun 23, 2020

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22105 matrices