message: Update maximum-number-of-darts-inside-of-a-circular-dartboard.py
diff: @@ -20,7 +20,7 @@ class Solution(object):
  if i == j:
  continue
  dx, dy = points[i][0]-points[j][0], points[i][1]-points[j][1]
  - d = sqrt(dx**2 + dy**2)
  + d = math.sqrt(dx**2 + dy**2)
  if d > 2*r:
  continue
  delta, angle = math.acos(d/(2*r)), math.atan2(dy, dx)
  