comefrom: <doocs>0812.Largest Triangle Area_1.py
code: def largestTriangleArea( points: List[List[int]]) -> float:
      ans = 0
      for x1, y1 in points:
          for x2, y2 in points:
              for x3, y3 in points:
                  u1, v1 = x2 - x1, y2 - y1
                  u2, v2 = x3 - x1, y3 - y1
                  t = abs(u1 * v2 - u2 * v1) / 2
                  ans = max(ans, t)
      return ans
masked: def sample_funcname ( var_0 : List [ List [ int ] ] ) -> float :
      var_5 = 0
      for var_6 , var_7 in var_0 :
          for var_8 , var_9 in var_0 :
              for var_10 , var_11 in var_0 :
                  var_12 , var_13 = var_8 - var_6 , var_9 - var_7
                  var_14 , var_15 = var_10 - var_6 , var_11 - var_7
                  var_18 = abs ( var_12 * var_15 - var_14 * var_13 ) / 2
                  var_5 = max ( var_5 , var_18 )
      return var_5
  