Given g (acceleration due to gravity) and desired altitude x, find the minimum ground velocity of a cannon ball to reach x.
Only one value of g for all test cases?
"Minimum ground velocity" means minimum speed when fired.
Make a checkerboard matrix
Find the sum of the elements in the "second" diagonal
Back to basics 7 - Equal NaNs
Back to basics 18 - justification
How many trades represent all the profit?
Given an unsigned integer x, find the largest y by rearranging the bits in x
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