You have given an array. Multiply an array by its position number
This is an ok problem. Now, add more test cases.
Finding Perfect Squares
Back to basics 7 - Equal NaNs
Check if number exists in vector
Determine the number of odd integers in a vector
Change the first and last diagonal element of the identity matrix to zero
find the mean of all elements in a matrix
Find remainder when x is divided by 3
find a specific element from an matrix
Find the last digit
first element of matrix
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