Nested defaultdict of defaultdict

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00:00 Question
01:04 Accepted answer (Score 248)
01:32 Answer 2 (Score 295)
02:20 Answer 3 (Score 79)
02:37 Answer 4 (Score 23)
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Full question
https://stackoverflow.com/questions/1918...

Question links:
[Python: defaultdict of defaultdict?]: https://stackoverflow.com/questions/5029...

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Tags
#python #recursion #defaultdict

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