PranayPant
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| {"label":"Coverage","message":"100%","schemaVersion":1,"color":"brightgreen"} |
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| def manachers( S ): | |
| """ | |
| O(n) algorithm to find longest palindrome substring | |
| :param S: string to process | |
| :return: longest palindrome | |
| """ | |
| # Create a copy of array with sentinel chars in between and around | |
| # Also include space for starting and ending nodes |