Problem 641. Make a random, non-repeating vector.

This is a basic MATLAB operation. It is for instructional purposes.

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If you want to get a random permutation of integers randperm will help.

Given n, put the integers [1 2 3... N] in a random order.

Yes, the test suite is not conclusive, but it is pretty close!

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73.02% Correct | 26.98% Incorrect
Last Solution submitted on Jan 19, 2026

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