单选

由两个栈共享一个向量空间的好处是(38)。

  • A.减少存取时间,降低下溢发生的机率
  • B.节省存储空间,降低上溢发生的机率
  • C.减少存取时间,降低上溢发生的机率
  • D.节省存储空间,降低下溢发生的机率
参考答案
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