comefrom: <doocs>0896.Monotonic Array_1.py
code: def isMonotonic( nums: List[int]) -> bool:
      isIncr = isDecr = False
      for i, v in enumerate(nums[1:]):
          if v < nums[i]:
              isIncr = True
          elif v > nums[i]:
              isDecr = True
          if isIncr and isDecr:
              return False
      return True
masked: def sample_funcname ( var_0 : List [ int ] ) -> bool :
      var_6 = var_4 = False
      for var_8 , var_10 in enumerate ( var_0 [ 1 : ] ) :
          if var_10 < var_0 [ var_8 ] :
              var_6 = True
          elif var_10 > var_0 [ var_8 ] :
              var_4 = True
          if var_6 and var_4 :
              return False
      return True
  