comefrom: <doocs>1996.The Number of Weak Characters in the Game_1.py
code: def numberOfWeakCharacters( properties: List[List[int]]) -> int:
      properties.sort(key=lambda x: (-x[0], x[1]))
      ans = mx = 0
      for _, d in properties:
          if mx > d:
              ans += 1
          mx = max(mx, d)
      return ans
masked: def sample_funcname ( var_0 : List [ List [ int ] ] ) -> int :
      var_0.sort ( var_4 = lambda var_5 : ( - var_5 [ 0 ] , var_5 [ 1 ] ) )
      var_9 = var_8 = 0
      for var_10 , var_11 in var_0 :
          if var_8 > var_11 :
              var_9 += 1
          var_8 = max ( var_8 , var_11 )
      return var_9
  