This is a test for learning the process of creating a Cody problem.
The goal of this test problem will be to create an array, x, with 5 rows and 5 columns of nothing but 1's.
Make the vector [1 2 3 4 5 6 7 8 9 10]
Find the sum of all the numbers of the input vector
Multiply a column by a row
Area of rhombus
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