Find the numeric mean of the prime numbers in a matrix.
Remove the vowels
Deleting an element in a matrix
Beginner's Problem - Squaring
Cumulative product of a vector
PEMDAS test (★★)
Sum of elements in a vector (★)
Element-wise vector product (★)
Matrix indexing with two vectors of indices (★★)
Longest run of consecutive numbers (★★★★★)
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