message: Update minimum-sum-of-squared-difference.py
diff: -# Time: O(nlogr), r is max((abs(i-j) for i, j in itertools.izip(nums1, nums2))
  +# Time: O(nlogn + nlogr), r is max((abs(i-j) for i, j in itertools.izip(nums1, nums2))
  # Space: O(n)
  import itertools
  