Update count-almost-equal-pairs-ii.py

Author: kamyu104

Python/count-almost-equal-pairs-ii.py

@@ -47,7 +47,7 @@ def countPairs(self, nums):
 import collections
 
 
-# freq table, combinatorics
+# freq table, combinatorics, bfs
 class Solution2(object):
     def countPairs(self, nums):
         """