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Update the book based on the revised second edition (#1014)
* Revised the book * Update the book with the second revised edition * Revise base on the manuscript of the first edition
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@ -25,7 +25,7 @@ class MyList:
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def get(self, index: int) -> int:
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"""访问元素"""
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# 索引如果越界则抛出异常,下同
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# 索引如果越界,则抛出异常,下同
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if index < 0 or index >= self._size:
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raise IndexError("索引越界")
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return self._arr[index]
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@ -68,12 +68,12 @@ class MyList:
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self._arr[j] = self._arr[j + 1]
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# 更新元素数量
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self._size -= 1
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# 返回被删除元素
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# 返回被删除的元素
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return num
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def extend_capacity(self):
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"""列表扩容"""
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# 新建一个长度为原数组 __extend_ratio 倍的新数组,并将原数组拷贝到新数组
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# 新建一个长度为原数组 _extend_ratio 倍的新数组,并将原数组复制到新数组
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self._arr = self._arr + [0] * self.capacity() * (self._extend_ratio - 1)
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# 更新列表容量
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self._capacity = len(self._arr)
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