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Update is_anagram.md

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Angelos Chalaris
2020-03-19 14:50:37 +02:00
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@ -5,8 +5,8 @@ tags: string,intermediate
Checks if a string is an anagram of another string (case-insensitive, ignores spaces, punctuation and special characters). Checks if a string is an anagram of another string (case-insensitive, ignores spaces, punctuation and special characters).
Filter out non-alphanumeric characters and transform each character to its lowercase version. Use `isalnum()` to filter out non-alphanumeric characters, `lower()` to transform each character to lowercase.
Use a `collections.Counter` to count the resulting characters and compare the results. Use `collections.Counter` to count the resulting characters for each string and compare the results.
```py ```py
from collections import Counter from collections import Counter