The test set should contain a polynomial with complex roots where the real part is positive, and a polynomial with a positive and a negative root.
Too less test cases
This removes only polinomials if all the roots are positive. Should read 'all' instead of 'any' here.
Implement a ROT13 cipher
Sum of diagonal of a square matrix
Maximum value in a matrix
Narcissistic number ?
Return the largest number that is adjacent to a zero
Find the two most distant points
Calculate the Levenshtein distance between two strings
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