Given a sorted dictionary (array of words) of an alien language, find order of characters in the language
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total answers (1)
Severity: 8192
Message: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated
Filename: libraries/Filtered_db.php
Line Number: 23
total answers (1)
Algorithm:
To solve this problem we follow this approach:
C++ Implementation for alien dictionary
Output
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