feat: group anagrams together

Author: adhocore

groupanagrams.py

@@ -0,0 +1,16 @@
+class Solution:
+    def groupAnagrams(self, strs):
+        groups = {}
+        for s in strs:
+            s1 = ''.join(sorted(s))
+            if not s1 in groups:
+                groups[s1] = []
+            groups[s1].append(s)
+        return groups.values()
+
+
+if __name__ == '__main__':
+    s = Solution()
+    print(s.groupAnagrams(["abc", "bac", "def", "fed", "efd", "ghi"]))
+    # => [['abc', 'bac'], ['def', 'fed', 'efd'], ['ghi']]
+