Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise
why i cannot use seqreverse here?
You should make more test suites, currently you can just set y to the one correct result.
How to find the position of an element in a vector without using the find function
Triangle Numbers Below N
Reindex a vector
We love vectorized solutions. Problem 1 : remove the row average.
Get the length of a given vector
Determine Whether an array is empty
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