Remove all the consonants
Find the numeric mean of the prime numbers in a matrix.
Perfect Square or not
Find the area of the four walls
Back to Basics - Find no. of elements in a matrix?
ASCII code of a leter.
If you have matrix A, create matrix B using matrix A as an "element"
Log of a number
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
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