Problem asks for palindromes starting at 1, but test cases start at 100.
Now it goes down to 10, but wouldn't single digits be considered palindromes as well?
Additional test cases were added and the description slightly enhanced.
Given an unsigned integer x, find the largest y by rearranging the bits in x
Check if sorted
Number of 1s in the Binary Representation of a Number
Reindex a vector
Perfect Square or not
Reverse a matrix
Find the dimensions of a matrix
Find the area of the four walls
Concatenate two strings
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