Update intersection-of-multiple-arrays.py

Author: kamyu104

Python/intersection-of-multiple-arrays.py

@@ -1,7 +1,7 @@
 # Time:  O(n * l + r), n = len(nums), l = len(nums[0])
 # Space: O(r), r = max(nums)-min(nums)
 
-# counting sort
+# freq table, counting sort
 class Solution(object):
     def intersection(self, nums):
         """