Given a sorted dictionary (array of words) of an alien language, find order of characters in the language.
Example:
List of words: {'aba', 'ddc', 'cab', 'ebd', 'cc' }
Output: order of the characters is :abde c
List of words: {'abb', 'caa', 'dda', 'bba' }
Output: order of the characters is :acdb
Algorithm:
To solve this problem we follow this approach:
C++ Implementation for alien dictionary
Output
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