Week 5: grouped anagrams

Author: mandel-17

group-anagrams/mandel-17.py

@@ -0,0 +1,10 @@
+import collections
+from typing import List
+
+class Solution:
+    def groupAnagrams(self, strs: List[str]) -> List[List[str]]:
+        result = collections.defaultdict(list)
+        for s in strs:
+            result[''.join(sorted(s))].append(s)                
+        return list(result.values())      
+