Lucky String

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The kingdom of Equinox contains lot of strings and **Kuniya the King** has a Lucky String **$S$**. The King Kuniya wants to modify the lucky string in such a way that no string from the kingdom occurs in the modified string as a substring. For modification, he can remove some characters from the Lucky string **$S$** and form a new string with the remaining characters without changing thei

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solution.cppC++17

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