subtree(users/wpcarro): docking briefcase at '24f5a642'

git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789

users/wpcarro/scratch/facebook/permutation-palindrome.py

@@ -0,0 +1,17 @@
+from collections import Counter
+
+def is_palindrome(x):
+    return len([count for _, count in Counter(x).items() if count % 2 == 1]) <= 1
+
+
+xs = [("civic", True),
+      ("ivicc", True),
+      ("civil", False),
+      ("livci", False)]
+
+for x, expected in xs:
+    result = is_palindrome(x)
+    print(x)
+    print(result)
+    assert result == expected
+    print("Success!")