Additional test cases have been added.
Given an unsigned integer x, find the largest y by rearranging the bits in x
Number of Horns on a unicorn!
Doubling elements in a vector
Try 1.5.4: Celsius to Fahrenheit
Find the last digit
Capitalized string operations
Calculating the total earnings of a factory
basic matrix operations: rotate and find sum of diagonal elements of the resultant matrix
Check for keywords
Product of all elements in an array
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