It needs more test cases. It is not clear what the output should be for all possible x.
Who Has the Most Change?
Permute diagonal and antidiagonal
Integer Sequence - II : New Fibonacci
Find Out sum of principal diagonal element of given matrix
MATLAB Basic: rounding
Write c^3 as sum of two squares a^2+b^2
Repeat string n times - 2
Check if the input is a strong prime
Bridge and Torch Problem - Minimum time
Recaman Sequence - I
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