comefrom: <doocs>0860.Lemonade Change_1.py
code: def lemonadeChange( bills: List[int]) -> bool:
      five = ten = 0
      for v in bills:
          if v == 5:
              five += 1
          elif v == 10:
              ten += 1
              five -= 1
          else:
              if ten:
                  ten -= 1
                  five -= 1
              else:
                  five -= 3
          if five < 0:
              return False
      return True
masked: def sample_funcname ( var_0 : List [ int ] ) -> bool :
      var_6 = var_4 = 0
      for var_7 in var_0 :
          if var_7 == 5 :
              var_6 += 1
          elif var_7 == 10 :
              var_4 += 1
              var_6 -= 1
          else :
              if var_4 :
                  var_4 -= 1
                  var_6 -= 1
              else :
                  var_6 -= 3
          if var_6 < 0 :
              return False
      return True
  