Update subsequences-with-a-unique-middle-mode-ii.py

Author: kamyu104

Python/subsequences-with-a-unique-middle-mode-ii.py

@@ -22,9 +22,9 @@ def nC2(x):
             right[x] += 1
         left_x_sq = 0  # sum(left[x]^2 for x != v)
         right_x_sq = sum(v**2 for v in right.itervalues())  # sum(right[x]^2 for x != v)
-        left_x_right_x = 0 # sum(left[x]*right[x] for x != v)
-        left_x_sq_right_x = 0 # sum(left[x]^2*right[x] for x != v)
-        left_x_right_x_sq = 0 # sum(left[x]*right[x]^2 for x != v)
+        left_x_right_x = 0  # sum(left[x]*right[x] for x != v)
+        left_x_sq_right_x = 0  # sum(left[x]^2*right[x] for x != v)
+        left_x_right_x_sq = 0  # sum(left[x]*right[x]^2 for x != v)
         for i, v in enumerate(nums):
             left_x_sq -= left[v]**2
             right_x_sq -= right[v]**2