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@ -60,8 +60,8 @@ if __name__ == "__main__":
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print("栈顶元素 peek =", peek)
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print("栈顶元素 peek =", peek)
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""" 访问索引 index 处元素 """
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""" 访问索引 index 处元素 """
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num = stack.get(3);
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num = stack.get(3)
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print("栈索引 3 处的元素为 num =", num);
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print("栈索引 3 处的元素为 num =", num)
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""" 元素出栈 """
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""" 元素出栈 """
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pop = stack.pop()
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pop = stack.pop()
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@ -74,4 +74,4 @@ if __name__ == "__main__":
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""" 判断是否为空 """
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""" 判断是否为空 """
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is_empty = stack.is_empty()
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is_empty = stack.is_empty()
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print("栈是否为空 =", is_empty)
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print("栈是否为空 =", is_empty)
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