comefrom: <doocs>0883.Projection Area of 3D Shapes_1.py
code: def projectionArea( grid: List[List[int]]) -> int:
      xy = sum(v > 0 for row in grid for v in row)
      yz = sum(max(row) for row in grid)
      zx = sum(max(col) for col in zip(*grid))
      return xy + yz + zx
masked: def sample_funcname ( var_0 : List [ List [ int ] ] ) -> int :
      var_3 = sum ( var_1 > 0 for var_2 in var_0 for var_1 in var_2 )
      var_4 = sum ( max ( var_2 ) for var_2 in var_0 )
      var_6 = sum ( max ( var_5 ) for var_5 in zip ( * var_0 ) )
      return var_3 + var_4 + var_6
  