Day 6 - Group anagrams

Solution.py

# https://leetcode.com/explore/featured/card/30-day-leetcoding-challenge/528/week-1/3288/
from collections import defaultdict 

class Solution:
    def groupAnagrams(self, strs: List[str]) -> List[List[str]]:
        anagrams = defaultdict(list)
        for s in strs:
            anagrams[str(sorted(s))].append(s)
        return anagrams.values()