First test case is invalid. Please fix it.
I have fixed it.
and the fourth...
It must be OK now!
First N Perfect Squares
Find the sum of the elements in the "second" diagonal
Back to basics 5 - Clipboard
Sum the numbers on the main diagonal
Return area of square
Find a real root of a quintic function without using roots function
Is there a GPU Device?
Digit concentration in Champernowne's constant
'5*3' copy character 3 - five times
Pi Digit Probability
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