In a given input string, count and return the number of upper and lower case characters as u and l respectively.
in 'This is a Test Case'
ans= [u,l]= [3,12]
Additional test cases have been added.
Back and Forth Rows
Flip the main diagonal of a matrix
Make a run-length companion vector
Basics: 'Find the eigenvalues of given matrix
Calculating the total earnings of a factory
Check for keywords
Return median of a matrix
Product of all elements in an array
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